Sometimes when I’m debugging SSIS within Visual Studio, it would randomly crash (because why wouldn’t it?). I would then open the project back up and try to rerun, only to find this error:
After some research online, the issue is due to runtime debugger hosts still running in the background after the crash:
Go ahead and end those tasks, and you should be able to rerun your packages. However, if you often have this issue like me, a restart usually helps the most.
Happy coding!