If uninstalling and reinstalling did not help, please try the following. Open and delete everything in the folder.If restarting your computer doesn't help, follow the steps below. If you're reporting an issue using any Roblox Apps, try restarting your computer solves the issue.
If you are having an issue and haven't tried reinstalling recently, try uninstalling the program and reinstalling using the steps located at the bottom of the following two articles: