How to Fix Missing DLL for MaterialDesignThemes Package (Version 5.2.1) To fix the issue of missing MaterialDesignThemes.Wpf.dll in the output directory after installing the NuGet package, you need to add the following property to your .csproj file: Copy <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies> Steps to Apply the Fix: Open the .csproj file: In Visual Studio, right-click your project in…

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