The process cannot access the file .ispac because it is being used by another process error in Visual Studio (SSIS).

Recently while developing SSIS packages, the Visual Studio (SSDT) got crashed. After restarting the Visual Studio and trying to execute the package we got the below error. System.IO.IOException: The process cannot access the file ‘c:\folder\ssisproject.ispac’ because it is being used by another process. at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.File.Delete(String path) at Microsoft.DataTransformationServices.Project.DataTransformationsProjectBuilder. IncrementalBuildThroughObj(IOutputWindow outputWindow) … Continue reading "The process cannot access the file .ispac because it is being used by another process error in Visual Studio (SSIS)."