![Error: Error 1720: There is a problem with this Windows Installer package. A script required for this install to complete could not be run Error: Error 1720: There is a problem with this Windows Installer package. A script required for this install to complete could not be run](https://s3-us-west-2.amazonaws.com/ist-app-support-files/000012003/00N39000003LL24-0EM39000000wdTa.png)
Error: Error 1720: There is a problem with this Windows Installer package. A script required for this install to complete could not be run
There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected..." when installing Nastran
![Windows installer appearing in task manager and using CPU , but no installation running in background : r/Windows10 Windows installer appearing in task manager and using CPU , but no installation running in background : r/Windows10](https://external-preview.redd.it/M9UP20n-elqNEBy6Hrl3WTI8y8AtukhuLaN2unDTtjI.jpg?width=640&crop=smart&auto=webp&s=06cde131feaea187489715721a9333626eefda86)
Windows installer appearing in task manager and using CPU , but no installation running in background : r/Windows10
![windows installer process always run in the background when starting up windows. is this normal? : r/Windows10 windows installer process always run in the background when starting up windows. is this normal? : r/Windows10](https://i.redd.it/rzmzvpj4igva1.png)