At times RDPclip will become corrupted and require a process restart. Here are the steps needed to do this:
- Open Task Manager on the RDP session
- Ctrl+Alt+End, then choose Start Task Manager
- Under processes tab find rdpclip.exe and end the process
- Click File > New Task (Run..) > rdpclip > OK
- That's it your done and the clipboard should be working again.