How to Fix the 'Microsoft Visual Studio: Package Did Not Load Correctly' Error?

Fixing the "Microsoft Visual Studio: Package Did Not Load Correctly" Error

Visual Studio users have encountered an error stating, "The 'Microsoft.VisualStudio.Editor.Implementation.EditorPackage' package did not load correctly." This error can plague both Visual Studio 2012 and 2017.

Resolving the Issue

To remedy this error, follow these steps:

1. Quit Visual Studio: Ensure no Visual Studio instances are running.

2. Clear the ComponentModelCache Folder: Navigate to the appropriate folder based on your Visual Studio version:

   • Visual Studio 2013: %localappdata%MicrosoftVisualStudio12.0ComponentModelCache
   • Visual Studio 2015: %localappdata%MicrosoftVisualStudio14.0ComponentModelCache
   • Visual Studio 2017: %localappdata%MicrosoftVisualStudio15.0_xxxxComponentModelCache
   • Visual Studio 2019: %localappdata%MicrosoftVisualStudio16_xxxxComponentModelCache
   • Visual Studio 2022: %localappdata%MicrosoftVisualStudio17_xxxxComponentModelCache
3. Delete Cache Files: Remove all files from the ComponentModelCache folder.
4. Restart Visual Studio: Reopen Visual Studio.

This solution has proven effective in resolving the "package did not load correctly" error for many users.

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