diff --git a/Bloxstrap/JsonManager.cs b/Bloxstrap/JsonManager.cs
index 8e786be..58a1e25 100644
--- a/Bloxstrap/JsonManager.cs
+++ b/Bloxstrap/JsonManager.cs
@@ -60,7 +60,21 @@ namespace Bloxstrap
             App.Logger.WriteLine(LOG_IDENT, $"Saving to {FileLocation}...");
 
             Directory.CreateDirectory(Path.GetDirectoryName(FileLocation)!);
-            File.WriteAllText(FileLocation, JsonSerializer.Serialize(Prop, new JsonSerializerOptions { WriteIndented = true }));
+
+            try
+            {
+                File.WriteAllText(FileLocation, JsonSerializer.Serialize(Prop, new JsonSerializerOptions { WriteIndented = true }));
+            }
+            catch (IOException ex)
+            {
+                App.Logger.WriteLine(LOG_IDENT, "Failed to save");
+                App.Logger.WriteException(LOG_IDENT, ex);
+
+                string errorMessage = string.Format(Resources.Strings.Bootstrapper_JsonManagerSaveFailed, ClassName, ex.Message);
+                Frontend.ShowMessageBox(errorMessage, System.Windows.MessageBoxImage.Warning);
+
+                return;
+            }
 
             App.Logger.WriteLine(LOG_IDENT, "Save complete!");
         }
diff --git a/Bloxstrap/Resources/Strings.Designer.cs b/Bloxstrap/Resources/Strings.Designer.cs
index 7911c5b..e78fd90 100644
--- a/Bloxstrap/Resources/Strings.Designer.cs
+++ b/Bloxstrap/Resources/Strings.Designer.cs
@@ -170,6 +170,15 @@ namespace Bloxstrap.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Failed to save {0}: {1}.
+        /// </summary>
+        public static string Bootstrapper_JsonManagerSaveFailed {
+            get {
+                return ResourceManager.GetString("Bootstrapper.JsonManagerSaveFailed", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Bloxstrap does not have enough disk space to download and install Roblox. Please free up some disk space and try again..
         /// </summary>
diff --git a/Bloxstrap/Resources/Strings.resx b/Bloxstrap/Resources/Strings.resx
index 0a04ef2..942a932 100644
--- a/Bloxstrap/Resources/Strings.resx
+++ b/Bloxstrap/Resources/Strings.resx
@@ -1192,4 +1192,7 @@ Please manually delete Bloxstrap.exe from the install location or try restarting
   <data name="Common.RobloxNotInstalled" xml:space="preserve">
     <value>Roblox has not yet been installed. Please launch Roblox using Bloxstrap at least once before trying to use this option.</value>
   </data>
+  <data name="Bootstrapper.JsonManagerSaveFailed" xml:space="preserve">
+    <value>Failed to save {0}: {1}</value>
+  </data>
 </root>
\ No newline at end of file