Firstly I use 4.27 and ıI got this when ı typed that MapCheck: Map check complete: 0 Error(s), 0 Warning(s), took 0,823ms to complete. UATHelper: Packaging (Windows (64-bit)): WARNING: Error while enumerating Visual Studio toolchains PackagingResults: Warning: Error while enumerating Visual Studio toolchains UATHelper: Packaging (Windows (64-bit)): LogInit: Display: Success - 0 error(s), 0 warning(s) UATHelper: Packaging (Windows (64-bit)): ERROR: System.Exception: Couldn't update resource PackagingResults: Error: System.Exception: Couldn't update resource UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=1 (Error_Unknown) PackagingResults: Error: Unknown Error