Merge branch 'develop' of https://github.com/PrismLauncher/PrismLauncher into filters

.github/workflows/backport.yml

@@ -24,7 +24,7 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Create backport PRs
-        uses: korthout/backport-action@v2.1.1
+        uses: korthout/backport-action@v2.2.0
         with:
           # Config README: https://github.com/korthout/backport-action#backport-action
           pull_description: |-

.github/workflows/build.yml

@@ -61,7 +61,7 @@ jobs:
             qt_ver: 6
             qt_host: windows
             qt_arch: ''
-            qt_version: '6.6.0'
+            qt_version: '6.6.1'
             qt_modules: 'qt5compat qtimageformats'
             qt_tools: ''
 
@@ -73,7 +73,7 @@ jobs:
             qt_ver: 6
             qt_host: windows
             qt_arch: 'win64_msvc2019_arm64'
-            qt_version: '6.6.0'
+            qt_version: '6.6.1'
             qt_modules: 'qt5compat qtimageformats'
             qt_tools: ''
 
@@ -83,7 +83,7 @@ jobs:
             qt_ver: 6
             qt_host: mac
             qt_arch: ''
-            qt_version: '6.6.0'
+            qt_version: '6.6.1'
             qt_modules: 'qt5compat qtimageformats'
             qt_tools: ''
 

.github/workflows/update-flake.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@6a9a9e84a173d90b3ffb42c5ddaf9ea033fad011 # v23
+      - uses: cachix/install-nix-action@7ac1ec25491415c381d9b62f0657c7a028df52a7 # v24
 
       - uses: DeterminateSystems/update-flake-lock@v20
         with:

flake.lock

@@ -21,11 +21,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1698882062,
+        "lastModified": 1701473968,
-        "narHash": "sha256-HkhafUayIqxXyHH1X8d9RDl1M2CkFgZLjKD3MzabiEo=",
+        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "8c9fa2545007b49a5db5f650ae91f227672c3877",
+        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
         "type": "github"
       },
       "original": {
@@ -91,11 +91,11 @@
     },
     "nix-filter": {
       "locked": {
-        "lastModified": 1694857738,
+        "lastModified": 1701697642,
-        "narHash": "sha256-bxxNyLHjhu0N8T3REINXQ2ZkJco0ABFPn6PIe2QUfqo=",
+        "narHash": "sha256-L217WytWZHSY8GW9Gx1A64OnNctbuDbfslaTEofXXRw=",
         "owner": "numtide",
         "repo": "nix-filter",
-        "rev": "41fd48e00c22b4ced525af521ead8792402de0ea",
+        "rev": "c843418ecfd0344ecb85844b082ff5675e02c443",
         "type": "github"
       },
       "original": {
@@ -106,11 +106,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1700108881,
+        "lastModified": 1701998057,
-        "narHash": "sha256-+Lqybl8kj0+nD/IlAWPPG/RDTa47gff9nbei0u7BntE=",
+        "narHash": "sha256-gAJGhcTO9cso7XDfAScXUlPcva427AUT2q02qrmXPdo=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "7414e9ee0b3e9903c24d3379f577a417f0aae5f1",
+        "rev": "09dc04054ba2ff1f861357d0e7e76d021b273cd7",
         "type": "github"
       },
       "original": {
@@ -123,11 +123,11 @@
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1698611440,
+        "lastModified": 1701253981,
-        "narHash": "sha256-jPjHjrerhYDy3q9+s5EAsuhyhuknNfowY6yt6pjn9pc=",
+        "narHash": "sha256-ztaDIyZ7HrTAfEEUt9AtTDNoCYxUdSd6NrRHaYOIxtk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0cbe9f69c234a7700596e943bfae7ef27a31b735",
+        "rev": "e92039b55bcd58469325ded85d4f58dd5a4eaf58",
         "type": "github"
       },
       "original": {
@@ -153,11 +153,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1700064067,
+        "lastModified": 1700922917,
-        "narHash": "sha256-1ZWNDzhu8UlVCK7+DUN9dVQfiHX1bv6OQP9VxstY/gs=",
+        "narHash": "sha256-ej2fch/T584b5K9sk1UhmZF7W6wEfDHuoUYpFN8dtvM=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "e558068cba67b23b4fbc5537173dbb43748a17e8",
+        "rev": "e5ee5c5f3844550c01d2131096c7271cec5e9b78",
         "type": "github"
       },
       "original": {

launcher/Application.cpp

@@ -132,6 +132,15 @@
 #include "gamemode_client.h"
 #endif
 
+#if defined(Q_OS_LINUX)
+#include <sys/statvfs.h>
+#endif
+
+#if defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
+#include <sys/mount.h>
+#include <sys/types.h>
+#endif
+
 #if defined(Q_OS_MAC)
 #if defined(SPARKLE_ENABLED)
 #include "updater/MacSparkleUpdater.h"
@@ -659,6 +668,8 @@ Application::Application(int& argc, char** argv) : QApplication(argc, argv)
         // The cat
         m_settings->registerSetting("TheCat", false);
 
+        m_settings->registerSetting("StatusBarVisible", true);
+
         m_settings->registerSetting("ToolbarsLocked", false);
 
         m_settings->registerSetting("InstSortMode", "Name");
@@ -988,6 +999,37 @@ Application::Application(int& argc, char** argv) : QApplication(argc, argv)
         }
     }
 
+    // notify user if /tmp is mounted with `noexec` (#1693)
+    {
+        bool is_tmp_noexec = false;
+
+#if defined(Q_OS_LINUX)
+
+        struct statvfs tmp_stat;
+        statvfs("/tmp", &tmp_stat);
+        is_tmp_noexec = tmp_stat.f_flag & ST_NOEXEC;
+
+#elif defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
+
+        struct statfs tmp_stat;
+        statfs("/tmp", &tmp_stat);
+        is_tmp_noexec = tmp_stat.f_flags & MNT_NOEXEC;
+
+#endif
+
+        if (is_tmp_noexec) {
+            auto infoMsg =
+                tr("Your /tmp directory is currently mounted with the 'noexec' flag enabled.\n"
+                   "Some versions of Minecraft may not launch.\n");
+            auto msgBox = new QMessageBox(QMessageBox::Information, tr("Incompatible system configuration"), infoMsg, QMessageBox::Ok);
+            msgBox->setDefaultButton(QMessageBox::Ok);
+            msgBox->setAttribute(Qt::WA_DeleteOnClose);
+            msgBox->setMinimumWidth(460);
+            msgBox->adjustSize();
+            msgBox->open();
+        }
+    }
+
     if (createSetupWizard()) {
         return;
     }
@@ -1471,6 +1513,17 @@ InstanceWindow* Application::showInstanceWindow(InstancePtr instance, QString pa
     auto& window = extras.window;
 
     if (window) {
+// If the window is minimized on macOS or Windows, activate and bring it up
+#ifdef Q_OS_MACOS
+        if (window->isMinimized()) {
+            window->setWindowState(window->windowState() & ~Qt::WindowMinimized);
+        }
+#elif defined(Q_OS_WIN)
+        if (window->isMinimized()) {
+            window->showNormal();
+        }
+#endif
+
         window->raise();
         window->activateWindow();
     } else {
@@ -1478,6 +1531,7 @@ InstanceWindow* Application::showInstanceWindow(InstancePtr instance, QString pa
         m_openWindows++;
         connect(window, &InstanceWindow::isClosing, this, &Application::on_windowClose);
     }
+
     if (!page.isEmpty()) {
         window->selectPage(page);
     }

launcher/BaseInstance.cpp

@@ -64,6 +64,8 @@ BaseInstance::BaseInstance(SettingsObjectPtr globalSettings, SettingsObjectPtr s
 
     m_settings->registerSetting("lastLaunchTime", 0);
     m_settings->registerSetting("totalTimePlayed", 0);
+    if (m_settings->get("totalTimePlayed").toLongLong() < 0)
+        m_settings->reset("totalTimePlayed");
     m_settings->registerSetting("lastTimePlayed", 0);
 
     m_settings->registerSetting("linkedInstances", "[]");

launcher/InstanceCopyTask.cpp

@@ -142,9 +142,8 @@ void InstanceCopyTask::copyFinished()
     if (!m_keepPlaytime) {
         inst->resetTimePlayed();
     }
-    if (m_useLinks)
-        inst->addLinkedInstanceId(m_origInstance->id());
     if (m_useLinks) {
+        inst->addLinkedInstanceId(m_origInstance->id());
         auto allowed_symlinks_file = QFileInfo(FS::PathCombine(inst->gameRoot(), "allowed_symlinks.txt"));
 
         QByteArray allowed_symlinks;

launcher/minecraft/mod/ResourceFolderModel.h

@@ -307,7 +307,6 @@ void ResourceFolderModel::applyUpdates(QSet<QString>& current_set, QSet<QString>
             auto removed_it = m_resources.begin() + removed_index;
 
             Q_ASSERT(removed_it != m_resources.end());
-            Q_ASSERT(removed_set.contains(removed_it->get()->internal_id()));
 
             if ((*removed_it)->isResolving()) {
                 auto ticket = (*removed_it)->resolutionTicket();

launcher/minecraft/mod/tasks/GetModDependenciesTask.cpp

@@ -192,7 +192,9 @@ Task::Ptr GetModDependenciesTask::prepareDependencyTask(const ModPlatform::Depen
 
     ResourceAPI::DependencySearchArgs args = { dep, m_version, m_loaderType };
     ResourceAPI::DependencySearchCallbacks callbacks;
-
+    callbacks.on_fail = [](QString reason, int) {
+        qCritical() << tr("A network error occurred. Could not load project dependenies:%1").arg(reason);
+    };
     callbacks.on_succeed = [dep, provider, pDep, level, this](auto& doc, [[maybe_unused]] auto& pack) {
         try {
             QJsonArray arr;

launcher/modplatform/EnsureMetadataTask.cpp

@@ -149,6 +149,7 @@ void EnsureMetadataTask::executeTask()
             if (m_current_task)
                 m_current_task.reset();
         });
+        connect(project_task.get(), &Task::failed, this, &EnsureMetadataTask::emitFailed);
 
         m_current_task = project_task;
         project_task->start();

launcher/modplatform/ResourceAPI.h

@@ -99,6 +99,7 @@ class ResourceAPI {
     };
     struct VersionSearchCallbacks {
         std::function<void(QJsonDocument&, ModPlatform::IndexedPack)> on_succeed;
+        std::function<void(QString const& reason, int network_error_code)> on_fail;
     };
 
     struct ProjectInfoArgs {
@@ -121,6 +122,7 @@ class ResourceAPI {
 
     struct DependencySearchCallbacks {
         std::function<void(QJsonDocument&, const ModPlatform::Dependency&)> on_succeed;
+        std::function<void(QString const& reason, int network_error_code)> on_fail;
     };
 
    public:

launcher/modplatform/flame/FileResolvingTask.cpp

@@ -119,7 +119,6 @@ void Flame::FileResolvingTask::netJobFinished()
     connect(m_checkJob.get(), &NetJob::failed, this, [this, step_progress](QString reason) {
         step_progress->state = TaskStepState::Failed;
         stepProgress(*step_progress);
-        emitFailed(reason);
     });
     connect(m_checkJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
     connect(m_checkJob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {

launcher/modplatform/flame/FlameCheckUpdate.cpp

@@ -24,7 +24,7 @@ bool FlameCheckUpdate::abort()
     return true;
 }
 
-ModPlatform::IndexedPack getProjectInfo(ModPlatform::IndexedVersion& ver_info)
+ModPlatform::IndexedPack FlameCheckUpdate::getProjectInfo(ModPlatform::IndexedVersion& ver_info)
 {
     ModPlatform::IndexedPack pack;
 
@@ -57,6 +57,7 @@ ModPlatform::IndexedPack getProjectInfo(ModPlatform::IndexedVersion& ver_info)
         }
     });
 
+    connect(get_project_job, &NetJob::failed, this, &FlameCheckUpdate::emitFailed);
     QObject::connect(get_project_job, &NetJob::finished, [&loop, get_project_job] {
         get_project_job->deleteLater();
         loop.quit();
@@ -68,7 +69,7 @@ ModPlatform::IndexedPack getProjectInfo(ModPlatform::IndexedVersion& ver_info)
     return pack;
 }
 
-ModPlatform::IndexedVersion getFileInfo(int addonId, int fileId)
+ModPlatform::IndexedVersion FlameCheckUpdate::getFileInfo(int addonId, int fileId)
 {
     ModPlatform::IndexedVersion ver;
 
@@ -100,7 +101,7 @@ ModPlatform::IndexedVersion getFileInfo(int addonId, int fileId)
             qDebug() << doc;
         }
     });
-
+    connect(get_file_info_job, &NetJob::failed, this, &FlameCheckUpdate::emitFailed);
     QObject::connect(get_file_info_job, &NetJob::finished, [&loop, get_file_info_job] {
         get_file_info_job->deleteLater();
         loop.quit();

launcher/modplatform/flame/FlameCheckUpdate.h

@@ -22,6 +22,9 @@ class FlameCheckUpdate : public CheckUpdateTask {
     void executeTask() override;
 
    private:
+    ModPlatform::IndexedPack getProjectInfo(ModPlatform::IndexedVersion& ver_info);
+    ModPlatform::IndexedVersion getFileInfo(int addonId, int fileId);
+
     NetJob* m_net_job = nullptr;
 
     bool m_was_aborted = false;

launcher/modplatform/flame/FlameInstanceCreationTask.cpp

@@ -227,6 +227,7 @@ bool FlameCreationTask::updateInstance()
                 m_files_to_remove.append(old_minecraft_dir.absoluteFilePath(relative_path));
             }
         });
+        connect(job.get(), &Task::failed, this, [](QString reason) { qCritical() << "Failed to get files: " << reason; });
         connect(job.get(), &Task::finished, &loop, &QEventLoop::quit);
 
         m_process_update_file_info_job = job;
@@ -427,6 +428,9 @@ bool FlameCreationTask::createInstance()
     // Don't add managed info to packs without an ID (most likely imported from ZIP)
     if (!m_managed_id.isEmpty())
         instance.setManagedPack("flame", m_managed_id, m_pack.name, m_managed_version_id, m_pack.version);
+    else
+        instance.setManagedPack("flame", "", name(), "", "");
+
     instance.setName(name());
 
     m_mod_id_resolver.reset(new Flame::FileResolvingTask(APPLICATION->network(), m_pack));

launcher/modplatform/flame/FlamePackExportTask.cpp

@@ -323,6 +323,7 @@ void FlamePackExportTask::getProjectsInfo()
         }
         buildZip();
     });
+    connect(projTask.get(), &Task::failed, this, &FlamePackExportTask::emitFailed);
     task.reset(projTask);
     task->start();
 }

launcher/modplatform/helpers/NetworkResourceAPI.cpp

@@ -102,6 +102,13 @@ Task::Ptr NetworkResourceAPI::getProjectVersions(VersionSearchArgs&& args, Versi
 
         callbacks.on_succeed(doc, args.pack);
     });
+    QObject::connect(netJob.get(), &NetJob::failed, [&netJob, callbacks](QString reason) {
+        int network_error_code = -1;
+        if (auto* failed_action = netJob->getFailedActions().at(0); failed_action && failed_action->m_reply)
+            network_error_code = failed_action->m_reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
+
+        callbacks.on_fail(reason, network_error_code);
+    });
 
     return netJob;
 }
@@ -146,6 +153,12 @@ Task::Ptr NetworkResourceAPI::getDependencyVersion(DependencySearchArgs&& args,
 
         callbacks.on_succeed(doc, args.dependency);
     });
+    QObject::connect(netJob.get(), &NetJob::failed, [&netJob, callbacks](QString reason) {
+        int network_error_code = -1;
+        if (auto* failed_action = netJob->getFailedActions().at(0); failed_action && failed_action->m_reply)
+            network_error_code = failed_action->m_reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
 
+        callbacks.on_fail(reason, network_error_code);
+    });
     return netJob;
 }

launcher/modplatform/modrinth/ModrinthCheckUpdate.cpp

@@ -72,9 +72,7 @@ void ModrinthCheckUpdate::executeTask()
     auto response = std::make_shared<QByteArray>();
     auto job = api.latestVersions(hashes, best_hash_type, m_game_versions, m_loaders, response);
 
-    QEventLoop lock;
+    connect(job.get(), &Task::succeeded, this, [this, response, mappings, best_hash_type, job] {
-
-    connect(job.get(), &Task::succeeded, this, [this, response, &mappings, best_hash_type, job] {
         QJsonParseError parse_error{};
         QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
         if (parse_error.error != QJsonParseError::NoError) {
@@ -82,7 +80,7 @@ void ModrinthCheckUpdate::executeTask()
                        << " reason: " << parse_error.errorString();
             qWarning() << *response;
 
-            failed(parse_error.errorString());
+            emitFailed(parse_error.errorString());
             return;
         }
 
@@ -167,19 +165,17 @@ void ModrinthCheckUpdate::executeTask()
                 m_deps.append(std::make_shared<GetModDependenciesTask::PackDependency>(pack, project_ver));
             }
         } catch (Json::JsonException& e) {
-            failed(e.cause() + " : " + e.what());
+            emitFailed(e.cause() + " : " + e.what());
+            return;
         }
+        emitSucceeded();
     });
 
-    connect(job.get(), &Task::finished, &lock, &QEventLoop::quit);
+    connect(job.get(), &Task::failed, this, &ModrinthCheckUpdate::emitFailed);
 
     setStatus(tr("Waiting for the API response from Modrinth..."));
     setProgress(1, 3);
 
     m_net_job = qSharedPointerObjectCast<NetJob, Task>(job);
     job->start();
-
-    lock.exec();
-
-    emitSucceeded();
 }

launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp

@@ -226,6 +226,9 @@ bool ModrinthCreationTask::createInstance()
     // Don't add managed info to packs without an ID (most likely imported from ZIP)
     if (!m_managed_id.isEmpty())
         instance.setManagedPack("modrinth", m_managed_id, m_managed_name, m_managed_version_id, version());
+    else
+        instance.setManagedPack("modrinth", "", name(), "", "");
+
     instance.setName(name());
     instance.saveNow();
 
@@ -289,7 +292,7 @@ bool ModrinthCreationTask::createInstance()
         // Only change the name if it didn't use a custom name, so that the previous custom name
         // is preserved, but if we're using the original one, we update the version string.
         // NOTE: This needs to come before the copyManagedPack call!
-        if (inst->name().contains(inst->getManagedPackVersionName())) {
+        if (inst->name().contains(inst->getManagedPackVersionName()) && inst->name() != instance.name()) {
             if (askForChangingInstanceName(m_parent, inst->name(), instance.name()) == InstanceNameChange::ShouldChange)
                 inst->setName(instance.name());
         }

launcher/net/NetJob.cpp

@@ -36,6 +36,7 @@
  */
 
 #include "NetJob.h"
+#include "tasks/ConcurrentTask.h"
 #if defined(LAUNCHER_APPLICATION)
 #include "Application.h"
 #endif
@@ -56,18 +57,15 @@ auto NetJob::addNetAction(NetAction::Ptr action) -> bool
     return true;
 }
 
-void NetJob::startNext()
+void NetJob::executeNextSubTask()
 {
-    if (m_queue.isEmpty() && m_doing.isEmpty()) {
     // We're finished, check for failures and retry if we can (up to 3 times)
-        if (!m_failed.isEmpty() && m_try < 3) {
+    if (isRunning() && m_queue.isEmpty() && m_doing.isEmpty() && !m_failed.isEmpty() && m_try < 3) {
         m_try += 1;
         while (!m_failed.isEmpty())
             m_queue.enqueue(m_failed.take(*m_failed.keyBegin()));
     }
-    }
+    ConcurrentTask::executeNextSubTask();
-
-    ConcurrentTask::startNext();
 }
 
 auto NetJob::size() const -> int

launcher/net/NetJob.h

@@ -55,8 +55,6 @@ class NetJob : public ConcurrentTask {
     explicit NetJob(QString job_name, shared_qobject_ptr<QNetworkAccessManager> network);
     ~NetJob() override = default;
 
-    void startNext() override;
-
     auto size() const -> int;
 
     auto canAbort() const -> bool override;
@@ -69,6 +67,9 @@ class NetJob : public ConcurrentTask {
     // Qt can't handle auto at the start for some reason?
     bool abort() override;
 
+   protected slots:
+    void executeNextSubTask() override;
+
    protected:
     void updateState() override;
 

launcher/screenshots/ImgurUpload.cpp

@@ -58,14 +58,14 @@ void ImgurUpload::init()
 
 QNetworkReply* ImgurUpload::getReply(QNetworkRequest& request)
 {
-    auto file = new QFile(m_fileInfo.absoluteFilePath());
+    auto file = new QFile(m_fileInfo.absoluteFilePath(), this);
 
     if (!file->open(QFile::ReadOnly)) {
         emitFailed();
         return nullptr;
     }
 
-    QHttpMultiPart* multipart = new QHttpMultiPart(QHttpMultiPart::FormDataType);
+    QHttpMultiPart* multipart = new QHttpMultiPart(QHttpMultiPart::FormDataType, this);
     file->setParent(multipart);
     QHttpPart filePart;
     filePart.setBodyDevice(file);

launcher/settings/INIFile.cpp

@@ -54,6 +54,7 @@ bool INIFile::saveFile(QString fileName)
         insert("ConfigVersion", "1.2");
     QSettings _settings_obj{ fileName, QSettings::Format::IniFormat };
     _settings_obj.setFallbacksEnabled(false);
+    _settings_obj.clear();
 
     for (Iterator iter = begin(); iter != end(); iter++)
         _settings_obj.setValue(iter.key(), iter.value());

launcher/tasks/ConcurrentTask.cpp

@@ -35,7 +35,6 @@
  */
 #include "ConcurrentTask.h"
 
-#include <QCoreApplication>
 #include <QDebug>
 #include "tasks/Task.h"
 
@@ -47,9 +46,9 @@ ConcurrentTask::ConcurrentTask(QObject* parent, QString task_name, int max_concu
 
 ConcurrentTask::~ConcurrentTask()
 {
-    for (auto task : m_queue) {
+    for (auto task : m_doing) {
         if (task)
-            task->deleteLater();
+            task->disconnect(this);
     }
 }
 
@@ -65,15 +64,13 @@ void ConcurrentTask::addTask(Task::Ptr task)
 
 void ConcurrentTask::executeTask()
 {
-    // Start one task, startNext handles starting the up to the m_total_max_size
+    for (auto i = 0; i < m_total_max_size; i++)
-    // while tracking the number currently being done
+        QMetaObject::invokeMethod(this, &ConcurrentTask::executeNextSubTask, Qt::QueuedConnection);
-    QMetaObject::invokeMethod(this, &ConcurrentTask::startNext, Qt::QueuedConnection);
 }
 
 bool ConcurrentTask::abort()
 {
     m_queue.clear();
-    m_aborted = true;
 
     if (m_doing.isEmpty()) {
         // Don't call emitAborted() here, we want to bypass the 'is the task running' check
@@ -108,29 +105,36 @@ void ConcurrentTask::clear()
     m_failed.clear();
     m_queue.clear();
 
-    m_aborted = false;
-
     m_progress = 0;
     m_stepProgress = 0;
 }
 
-void ConcurrentTask::startNext()
+void ConcurrentTask::executeNextSubTask()
 {
-    if (m_aborted || m_doing.count() > m_total_max_size)
+    if (!isRunning()) {
         return;
-
+    }
-    if (m_queue.isEmpty() && m_doing.isEmpty() && !wasSuccessful()) {
+    if (m_doing.count() >= m_total_max_size) {
+        return;
+    }
+    if (m_queue.isEmpty()) {
+        if (m_doing.isEmpty()) {
+            if (m_failed.isEmpty())
                 emitSucceeded();
+            else
+                emitFailed(tr("One or more subtasks failed"));
+        }
         return;
     }
 
-    if (m_queue.isEmpty())
+    startSubTask(m_queue.dequeue());
-        return;
+}
-
-    Task::Ptr next = m_queue.dequeue();
 
+void ConcurrentTask::startSubTask(Task::Ptr next)
+{
     connect(next.get(), &Task::succeeded, this, [this, next]() { subTaskSucceeded(next); });
     connect(next.get(), &Task::failed, this, [this, next](QString msg) { subTaskFailed(next, msg); });
+    // this should never happen but if it does, it's better to fail the task than get stuck
     connect(next.get(), &Task::aborted, this, [this, next] { subTaskFailed(next, "Aborted"); });
 
     connect(next.get(), &Task::status, this, [this, next](QString msg) { subTaskStatus(next, msg); });
@@ -140,55 +144,42 @@ void ConcurrentTask::startNext()
     connect(next.get(), &Task::progress, this, [this, next](qint64 current, qint64 total) { subTaskProgress(next, current, total); });
 
     m_doing.insert(next.get(), next);
-    qsizetype num_starts = qMin(m_queue.size(), m_total_max_size - m_doing.size());
+
     auto task_progress = std::make_shared<TaskStepProgress>(next->getUid());
     m_task_progress.insert(next->getUid(), task_progress);
 
     updateState();
     updateStepProgress(*task_progress.get(), Operation::ADDED);
 
-    QCoreApplication::processEvents();
-
     QMetaObject::invokeMethod(next.get(), &Task::start, Qt::QueuedConnection);
+}
 
-    // Allow going up the number of concurrent tasks in case of tasks being added in the middle of a running task.
+void ConcurrentTask::subTaskFinished(Task::Ptr task, TaskStepState state)
-    for (int i = 0; i < num_starts; i++)
+{
-        QMetaObject::invokeMethod(this, &ConcurrentTask::startNext, Qt::QueuedConnection);
+    m_done.insert(task.get(), task);
+    (state == TaskStepState::Succeeded ? m_succeeded : m_failed).insert(task.get(), task);
+
+    m_doing.remove(task.get());
+
+    auto task_progress = m_task_progress.value(task->getUid());
+    task_progress->state = state;
+
+    disconnect(task.get(), 0, this, 0);
+
+    emit stepProgress(*task_progress);
+    updateState();
+    updateStepProgress(*task_progress, Operation::REMOVED);
+    QMetaObject::invokeMethod(this, &ConcurrentTask::executeNextSubTask, Qt::QueuedConnection);
 }
 
 void ConcurrentTask::subTaskSucceeded(Task::Ptr task)
 {
-    m_done.insert(task.get(), task);
+    subTaskFinished(task, TaskStepState::Succeeded);
-    m_succeeded.insert(task.get(), task);
-
-    m_doing.remove(task.get());
-    auto task_progress = m_task_progress.value(task->getUid());
-    task_progress->state = TaskStepState::Succeeded;
-
-    disconnect(task.get(), 0, this, 0);
-
-    emit stepProgress(*task_progress);
-    updateState();
-    updateStepProgress(*task_progress, Operation::REMOVED);
-    startNext();
 }
 
 void ConcurrentTask::subTaskFailed(Task::Ptr task, [[maybe_unused]] const QString& msg)
 {
-    m_done.insert(task.get(), task);
+    subTaskFinished(task, TaskStepState::Failed);
-    m_failed.insert(task.get(), task);
-
-    m_doing.remove(task.get());
-
-    auto task_progress = m_task_progress.value(task->getUid());
-    task_progress->state = TaskStepState::Failed;
-
-    disconnect(task.get(), 0, this, 0);
-
-    emit stepProgress(*task_progress);
-    updateState();
-    updateStepProgress(*task_progress, Operation::REMOVED);
-    startNext();
 }
 
 void ConcurrentTask::subTaskStatus(Task::Ptr task, const QString& msg)

launcher/tasks/ConcurrentTask.h

@@ -72,10 +72,11 @@ class ConcurrentTask : public Task {
    protected slots:
     void executeTask() override;
 
-    virtual void startNext();
+    virtual void executeNextSubTask();
 
     void subTaskSucceeded(Task::Ptr);
-    void subTaskFailed(Task::Ptr, const QString& msg);
+    virtual void subTaskFailed(Task::Ptr, const QString& msg);
+    void subTaskFinished(Task::Ptr, TaskStepState);
     void subTaskStatus(Task::Ptr task, const QString& msg);
     void subTaskDetails(Task::Ptr task, const QString& msg);
     void subTaskProgress(Task::Ptr task, qint64 current, qint64 total);
@@ -90,6 +91,8 @@ class ConcurrentTask : public Task {
 
     virtual void updateState();
 
+    void startSubTask(Task::Ptr task);
+
    protected:
     QString m_name;
     QString m_step_status;
@@ -107,6 +110,4 @@ class ConcurrentTask : public Task {
 
     qint64 m_stepProgress = 0;
     qint64 m_stepTotalProgress = 100;
-
-    bool m_aborted = false;
 };

launcher/tasks/MultipleOptionsTask.cpp

@@ -36,9 +36,9 @@
 
 #include <QDebug>
 
-MultipleOptionsTask::MultipleOptionsTask(QObject* parent, const QString& task_name) : SequentialTask(parent, task_name) {}
+MultipleOptionsTask::MultipleOptionsTask(QObject* parent, const QString& task_name) : ConcurrentTask(parent, task_name, 1) {}
 
-void MultipleOptionsTask::startNext()
+void MultipleOptionsTask::executeNextSubTask()
 {
     if (m_done.size() != m_failed.size()) {
         emitSucceeded();
@@ -51,7 +51,7 @@ void MultipleOptionsTask::startNext()
         return;
     }
 
-    ConcurrentTask::startNext();
+    ConcurrentTask::executeNextSubTask();
 }
 
 void MultipleOptionsTask::updateState()

launcher/tasks/MultipleOptionsTask.h

@@ -34,18 +34,18 @@
  */
 #pragma once
 
-#include "SequentialTask.h"
+#include "ConcurrentTask.h"
 
 /* This task type will attempt to do run each of it's subtasks in sequence,
  * until one of them succeeds. When that happens, the remaining tasks will not run.
  * */
-class MultipleOptionsTask : public SequentialTask {
+class MultipleOptionsTask : public ConcurrentTask {
     Q_OBJECT
    public:
     explicit MultipleOptionsTask(QObject* parent = nullptr, const QString& task_name = "");
     ~MultipleOptionsTask() override = default;
 
    private slots:
-    void startNext() override;
+    void executeNextSubTask() override;
     void updateState() override;
 };

launcher/tasks/SequentialTask.cpp

@@ -36,18 +36,15 @@
 #include "SequentialTask.h"
 
 #include <QDebug>
+#include "tasks/ConcurrentTask.h"
 
 SequentialTask::SequentialTask(QObject* parent, QString task_name) : ConcurrentTask(parent, task_name, 1) {}
 
-void SequentialTask::startNext()
+void SequentialTask::subTaskFailed(Task::Ptr task, const QString& msg)
 {
-    if (m_failed.size() > 0) {
+    emitFailed(msg);
-        emitFailed(tr("One of the tasks failed!"));
+    qWarning() << msg;
-        qWarning() << m_failed.constBegin()->get()->failReason();
+    ConcurrentTask::subTaskFailed(task, msg);
-        return;
-    }
-
-    ConcurrentTask::startNext();
 }
 
 void SequentialTask::updateState()

launcher/tasks/SequentialTask.h

@@ -50,7 +50,9 @@ class SequentialTask : public ConcurrentTask {
     explicit SequentialTask(QObject* parent = nullptr, QString task_name = "");
     ~SequentialTask() override = default;
 
+   protected slots:
+    virtual void subTaskFailed(Task::Ptr, const QString& msg) override;
+
    protected:
-    void startNext() override;
     void updateState() override;
 };

launcher/ui/MainWindow.cpp

@@ -186,6 +186,7 @@ MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent), ui(new Ui::MainWi
 
         ui->instanceToolBar->addContextMenuAction(ui->newsToolBar->toggleViewAction());
         ui->instanceToolBar->addContextMenuAction(ui->instanceToolBar->toggleViewAction());
+        ui->instanceToolBar->addContextMenuAction(ui->actionToggleStatusBar);
         ui->instanceToolBar->addContextMenuAction(ui->actionLockToolbars);
     }
 
@@ -319,6 +320,14 @@ MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent), ui(new Ui::MainWi
         setCatBackground(cat_enable);
     }
 
+    // Togglable status bar
+    {
+        bool statusBarVisible = APPLICATION->settings()->get("StatusBarVisible").toBool();
+        ui->actionToggleStatusBar->setChecked(statusBarVisible);
+        connect(ui->actionToggleStatusBar, &QAction::toggled, this, &MainWindow::setStatusBarVisibility);
+        setStatusBarVisibility(statusBarVisible);
+    }
+
     // Lock toolbars
     {
         bool toolbarsLocked = APPLICATION->settings()->get("ToolbarsLocked").toBool();
@@ -451,10 +460,16 @@ QMenu* MainWindow::createPopupMenu()
     QMenu* filteredMenu = QMainWindow::createPopupMenu();
     filteredMenu->removeAction(ui->mainToolBar->toggleViewAction());
 
+    filteredMenu->addAction(ui->actionToggleStatusBar);
     filteredMenu->addAction(ui->actionLockToolbars);
 
     return filteredMenu;
 }
+void MainWindow::setStatusBarVisibility(bool state)
+{
+    statusBar()->setVisible(state);
+    APPLICATION->settings()->set("StatusBarVisible", state);
+}
 void MainWindow::lockToolbars(bool state)
 {
     ui->mainToolBar->setMovable(!state);

launcher/ui/MainWindow.h

@@ -205,6 +205,8 @@ class MainWindow : public QMainWindow {
 
     void globalSettingsClosed();
 
+    void setStatusBarVisibility(bool);
+
     void lockToolbars(bool);
 
 #ifndef Q_OS_MAC

launcher/ui/MainWindow.ui

@@ -176,6 +176,7 @@
     <addaction name="actionChangeTheme"/>
     <addaction name="separator"/>
     <addaction name="actionCAT"/>
+    <addaction name="actionToggleStatusBar"/>
     <addaction name="actionLockToolbars"/>
     <addaction name="separator"/>
    </widget>
@@ -257,6 +258,14 @@
     <string>It's a fluffy kitty :3</string>
    </property>
   </action>
+  <action name="actionToggleStatusBar">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>Status Bar</string>
+   </property>
+  </action>
   <action name="actionLockToolbars">
    <property name="checkable">
     <bool>true</bool>

launcher/ui/dialogs/AboutDialog.h

@@ -15,7 +15,6 @@
 
 #pragma once
 
-#include <net/NetJob.h>
 #include <QDialog>
 
 namespace Ui {
@@ -31,7 +30,4 @@ class AboutDialog : public QDialog {
 
    private:
     Ui::AboutDialog* ui;
-
-    NetJob::Ptr netJob;
-    QByteArray dataSink;
 };

launcher/ui/dialogs/ModUpdateDialog.cpp

@@ -328,6 +328,8 @@ auto ModUpdateDialog::ensureMetadata() -> bool
         connect(modrinth_task.get(), &EnsureMetadataTask::metadataFailed, [this, &should_try_others](Mod* candidate) {
             onMetadataFailed(candidate, should_try_others.find(candidate->internal_id()).value(), ModPlatform::ResourceProvider::MODRINTH);
         });
+        connect(modrinth_task.get(), &EnsureMetadataTask::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
 
         if (modrinth_task->getHashingTask())
             seq.addTask(modrinth_task->getHashingTask());
@@ -341,6 +343,8 @@ auto ModUpdateDialog::ensureMetadata() -> bool
         connect(flame_task.get(), &EnsureMetadataTask::metadataFailed, [this, &should_try_others](Mod* candidate) {
             onMetadataFailed(candidate, should_try_others.find(candidate->internal_id()).value(), ModPlatform::ResourceProvider::FLAME);
         });
+        connect(flame_task.get(), &EnsureMetadataTask::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
 
         if (flame_task->getHashingTask())
             seq.addTask(flame_task->getHashingTask());
@@ -394,6 +398,8 @@ void ModUpdateDialog::onMetadataFailed(Mod* mod, bool try_others, ModPlatform::R
         auto task = makeShared<EnsureMetadataTask>(mod, index_dir, next(first_choice));
         connect(task.get(), &EnsureMetadataTask::metadataReady, [this](Mod* candidate) { onMetadataEnsured(candidate); });
         connect(task.get(), &EnsureMetadataTask::metadataFailed, [this](Mod* candidate) { onMetadataFailed(candidate, false); });
+        connect(task.get(), &EnsureMetadataTask::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
 
         m_second_try_metadata->addTask(task);
     } else {

launcher/ui/instanceview/VisualGroup.cpp

@@ -158,13 +158,14 @@ void VisualGroup::drawHeader(QPainter* painter, const QStyleOptionViewItem& opti
     painter->setRenderHint(QPainter::Antialiasing);
 
     // sizes and offsets, to keep things consistent below
-    int arrowOffsetLeft = fontMetrics.height() / 2 + 7;
+    const int arrowOffsetLeft = fontMetrics.height() / 2 + 7;
-    int textOffsetLeft = arrowOffsetLeft * 2;
+    const int textOffsetLeft = arrowOffsetLeft * 2;
-    int arrowSize = 6;
+    const int centerHeight = optRect.top() + fontMetrics.height() / 2;
-    int centerHeight = optRect.top() + fontMetrics.height() / 2;
+    const QString& textToDraw = text.isEmpty() ? QObject::tr("Ungrouped") : text;
 
     // BEGIN: arrow
     {
+        constexpr int arrowSize = 6;
         QPolygon arrowPolygon;
         if (collapsed) {
             arrowPolygon << QPoint(arrowOffsetLeft - arrowSize / 2, centerHeight - arrowSize)
@@ -188,9 +189,26 @@ void VisualGroup::drawHeader(QPainter* painter, const QStyleOptionViewItem& opti
         textRect.setHeight(fontMetrics.height());
         textRect.setRight(textRect.right() - 7);
 
-        painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, !text.isEmpty() ? text : QObject::tr("Ungrouped"));
+        painter->drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, textToDraw);
     }
     // END: text
+
+    // BEGIN: horizontal line
+    {
+        penColor.setAlphaF(0.05);
+        pen.setColor(penColor);
+        painter->setPen(pen);
+        // startPoint is left + arrow + text + space
+        const int startPoint =
+            optRect.left() + fontMetrics.height() + fontMetrics.size(Qt::AlignLeft | Qt::AlignVCenter, textToDraw).width() + 20;
+        painter->setRenderHint(QPainter::Antialiasing, false);
+        QPolygon polygon;
+        // for some reason the height (yPos) doesn't look centered, so we are adding 1 to the center height
+        const int lineHeight = centerHeight + 1;
+        polygon << QPoint(startPoint, lineHeight) << QPoint(optRect.right() - 3, lineHeight);
+        painter->drawPolyline(polygon);
+    }
+    // END: horizontal line
 }
 
 int VisualGroup::totalHeight() const

launcher/ui/pages/instance/ManagedPackPage.cpp

@@ -131,6 +131,22 @@ ManagedPackPage::~ManagedPackPage()
 
 void ManagedPackPage::openedImpl()
 {
+    if (m_inst->getManagedPackID().isEmpty()) {
+        ui->packVersion->hide();
+        ui->packVersionLabel->hide();
+        ui->packOrigin->hide();
+        ui->packOriginLabel->hide();
+        ui->versionsComboBox->hide();
+        ui->updateButton->hide();
+        ui->updateToVersionLabel->hide();
+        ui->updateFromFileButton->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
+
+        ui->packName->setText(m_inst->name());
+        ui->changelogTextBrowser->setText(tr("This is a local modpack.\n"
+                                             "This can be updated only using a file in %1 format\n")
+                                              .arg(displayName()));
+        return;
+    }
     ui->packName->setText(m_inst->getManagedPackName());
     ui->packVersion->setText(m_inst->getManagedPackVersionName());
     ui->packOrigin->setText(tr("Website: <a href=%1>%2</a>    |    Pack ID: %3    |    Version ID: %4")
@@ -355,6 +371,8 @@ void ModrinthManagedPackPage::update()
 void ModrinthManagedPackPage::updateFromFile()
 {
     auto output = QFileDialog::getOpenFileUrl(this, tr("Choose update file"), QDir::homePath(), "Modrinth pack (*.mrpack *.zip)");
+    if (output.isEmpty())
+        return;
     QMap<QString, QString> extra_info;
     extra_info.insert("pack_id", m_inst->getManagedPackID());
     extra_info.insert("pack_version_id", QString());
@@ -472,7 +490,7 @@ void FlameManagedPackPage::parseManagedPack()
 QString FlameManagedPackPage::url() const
 {
     // FIXME: We should display the websiteUrl field, but this requires doing the API request first :(
-    return {};
+    return "https://www.curseforge.com/projects/" + m_inst->getManagedPackID();
 }
 
 void FlameManagedPackPage::suggestVersion()
@@ -519,6 +537,8 @@ void FlameManagedPackPage::update()
 void FlameManagedPackPage::updateFromFile()
 {
     auto output = QFileDialog::getOpenFileUrl(this, tr("Choose update file"), QDir::homePath(), "CurseForge pack (*.zip)");
+    if (output.isEmpty())
+        return;
 
     QMap<QString, QString> extra_info;
     extra_info.insert("pack_id", m_inst->getManagedPackID());

launcher/ui/pages/instance/VersionPage.cpp

@@ -295,13 +295,6 @@ void VersionPage::on_actionRemove_triggered()
     m_container->refreshContainer();
 }
 
-void VersionPage::on_actionInstall_mods_triggered()
-{
-    if (m_container) {
-        m_container->selectPage("mods");
-    }
-}
-
 void VersionPage::on_actionAdd_to_Minecraft_jar_triggered()
 {
     auto list = GuiUtil::BrowseForFiles("jarmod", tr("Select jar mods"), tr("Minecraft.jar mods (*.zip *.jar)"),

launcher/ui/pages/instance/VersionPage.h

@@ -80,7 +80,6 @@ class VersionPage : public QMainWindow, public BasePage {
     void on_actionAdd_Agents_triggered();
     void on_actionRevert_triggered();
     void on_actionEdit_triggered();
-    void on_actionInstall_mods_triggered();
     void on_actionCustomize_triggered();
     void on_actionDownload_All_triggered();
 

launcher/ui/pages/modplatform/ResourceModel.cpp

@@ -207,6 +207,10 @@ void ResourceModel::loadEntry(QModelIndex& entry)
                     return;
                 versionRequestSucceeded(doc, pack, entry);
             };
+        if (!callbacks.on_fail)
+            callbacks.on_fail = [](QString reason, int) {
+                QMessageBox::critical(nullptr, tr("Error"), tr("A network error occurred. Could not load project versions:%1").arg(reason));
+            };
 
         if (auto job = m_api->getProjectVersions(std::move(args), std::move(callbacks)); job)
             runInfoJob(job);
@@ -230,6 +234,12 @@ void ResourceModel::loadEntry(QModelIndex& entry)
                     return;
                 QMessageBox::critical(nullptr, tr("Error"), tr("A network error occurred. Could not load project info:%1").arg(reason));
             };
+        if (!callbacks.on_abort)
+            callbacks.on_abort = [this] {
+                if (!s_running_models.constFind(this).value())
+                    return;
+                qCritical() << tr("The request was abborted for an unknown reason");
+            };
 
         if (auto job = m_api->getProjectInfo(std::move(args), std::move(callbacks)); job)
             runInfoJob(job);

launcher/ui/pages/modplatform/flame/FlameModel.cpp

@@ -170,6 +170,10 @@ void ListModel::performPaginatedSearch()
 
             callbacks.on_fail = [this](QString reason) { searchRequestFailed(reason); };
             callbacks.on_succeed = [this](auto& doc, auto& pack) { searchRequestForOneSucceeded(doc); };
+            callbacks.on_abort = [this] {
+                qCritical() << "Search task aborted by an unknown reason!";
+                searchRequestFailed("Abborted");
+            };
             static const FlameAPI api;
             if (auto job = api.getProjectInfo({ projectId }, std::move(callbacks)); job) {
                 jobPtr = job;

launcher/ui/pages/modplatform/flame/FlamePage.cpp

@@ -34,6 +34,7 @@
  */
 
 #include "FlamePage.h"
+#include "ui/dialogs/CustomMessageBox.h"
 #include "ui_FlamePage.h"
 
 #include <QKeyEvent>
@@ -193,6 +194,8 @@ void FlamePage::onSelectionChanged(QModelIndex curr, [[maybe_unused]] QModelInde
             suggestCurrent();
         });
         QObject::connect(netJob, &NetJob::finished, this, [response, netJob] { netJob->deleteLater(); });
+        connect(netJob, &NetJob::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
         netJob->start();
     } else {
         for (auto version : current.versions) {

launcher/ui/pages/modplatform/modrinth/ModrinthModel.cpp

@@ -140,6 +140,10 @@ void ModpackListModel::performPaginatedSearch()
 
             callbacks.on_fail = [this](QString reason) { searchRequestFailed(reason); };
             callbacks.on_succeed = [this](auto& doc, auto& pack) { searchRequestForOneSucceeded(doc); };
+            callbacks.on_abort = [this] {
+                qCritical() << "Search task aborted by an unknown reason!";
+                searchRequestFailed("Abborted");
+            };
             static const ModrinthAPI api;
             if (auto job = api.getProjectInfo({ projectId }, std::move(callbacks)); job) {
                 jobPtr = job;

launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp

@@ -35,6 +35,7 @@
  */
 
 #include "ModrinthPage.h"
+#include "ui/dialogs/CustomMessageBox.h"
 #include "ui_ModrinthPage.h"
 
 #include "ModrinthModel.h"
@@ -182,6 +183,8 @@ void ModrinthPage::onSelectionChanged(QModelIndex curr, [[maybe_unused]] QModelI
             suggestCurrent();
         });
         QObject::connect(netJob, &NetJob::finished, this, [response, netJob] { netJob->deleteLater(); });
+        connect(netJob, &NetJob::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
         netJob->start();
     } else
         updateUI();
@@ -235,6 +238,8 @@ void ModrinthPage::onSelectionChanged(QModelIndex curr, [[maybe_unused]] QModelI
             suggestCurrent();
         });
         QObject::connect(netJob, &NetJob::finished, this, [response, netJob] { netJob->deleteLater(); });
+        connect(netJob, &NetJob::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
         netJob->start();
 
     } else {

launcher/ui/pages/modplatform/technic/TechnicPage.cpp

@@ -34,6 +34,7 @@
  */
 
 #include "TechnicPage.h"
+#include "ui/dialogs/CustomMessageBox.h"
 #include "ui/widgets/ProjectItem.h"
 #include "ui_TechnicPage.h"
 
@@ -208,6 +209,8 @@ void TechnicPage::suggestCurrent()
 
         metadataLoaded();
     });
+    connect(jobPtr.get(), &NetJob::failed,
+            [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
 
     jobPtr = netJob;
     jobPtr->start();
@@ -258,6 +261,8 @@ void TechnicPage::metadataLoaded()
         netJob->addNetAction(Net::ApiDownload::makeByteArray(QUrl(url), response));
 
         QObject::connect(netJob.get(), &NetJob::succeeded, this, &TechnicPage::onSolderLoaded);
+        connect(jobPtr.get(), &NetJob::failed,
+                [this](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
 
         jobPtr = netJob;
         jobPtr->start();

launcher/ui/widgets/VariableSizedImageObject.cpp

@@ -102,14 +102,7 @@ void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source,
 
     auto full_entry_path = entry->getFullPath();
     auto source_url = source;
-    connect(job, &NetJob::succeeded, this, [this, doc, full_entry_path, source_url, posInDocument] {
+    auto loadImage = [this, doc, full_entry_path, source_url, posInDocument](const QImage& image) {
-        qDebug() << "Loaded resource at" << full_entry_path;
-
-        // If we flushed, don't proceed.
-        if (!m_fetching_images.contains(source_url))
-            return;
-
-        QImage image(full_entry_path);
         doc->addResource(QTextDocument::ImageResource, source_url, image);
 
         parseImage(doc, image, posInDocument);
@@ -121,6 +114,23 @@ void VariableSizedImageObject::loadImage(QTextDocument* doc, const QUrl& source,
         doc->setPageSize(size);
 
         m_fetching_images.remove(source_url);
+    };
+    connect(job, &NetJob::succeeded, this, [this, full_entry_path, source_url, loadImage] {
+        qDebug() << "Loaded resource at:" << full_entry_path;
+        // If we flushed, don't proceed.
+        if (!m_fetching_images.contains(source_url))
+            return;
+
+        QImage image(full_entry_path);
+        loadImage(image);
+    });
+    connect(job, &NetJob::failed, this, [this, full_entry_path, source_url, loadImage](QString reason) {
+        qWarning() << "Failed resource at:" << full_entry_path << " because:" << reason;
+        // If we flushed, don't proceed.
+        if (!m_fetching_images.contains(source_url))
+            return;
+
+        loadImage(QImage());
     });
     connect(job, &NetJob::finished, job, &NetJob::deleteLater);
 

tests/Task_test.cpp

@@ -37,13 +37,13 @@ class BasicTask_MultiStep : public Task {
 class BigConcurrentTask : public ConcurrentTask {
     Q_OBJECT
 
-    void startNext() override
+    void executeNextSubTask() override
     {
         // This is here only to help fill the stack a bit more quickly (if there's an issue, of course :^))
         // Each tasks thus adds 1024 * 4 bytes to the stack, at the very least.
         [[maybe_unused]] volatile std::array<uint32_t, 1024> some_data_on_the_stack{};
 
-        ConcurrentTask::startNext();
+        ConcurrentTask::executeNextSubTask();
     }
 };
 
@@ -71,11 +71,14 @@ class BigConcurrentTaskThread : public QThread {
             quit();
         });
 
-        m_deadline.start();
+        if (thread() != QThread::currentThread()) {
+            QMetaObject::invokeMethod(this, &BigConcurrentTaskThread::start_timer, Qt::QueuedConnection);
+        }
         big_task.run();
 
         exec();
     }
+    void start_timer() { m_deadline.start(); }
 
    public:
     bool passed_the_deadline = false;