Fixing this issue is pretty straightforward and involves a few simple steps. (Follow the below steps on your server)
- Load up task manager (right click taskbar and select Task Manager)
- Go to the Process Tab
- Select rdpclip.exe
- Click End Process
- Go to the Application Tab
- Click New Process
- Type rdpclip
- Click Ok
There, copy and paste should now work normally again.
Or download this Clipboard Fix and open this file on your VPS / RDP Server, it will fix the copy & paste problem.