It appears to be a known issue with some Vista Users. Lots of reported issues. It 'SEEMS' that Copy & pate works. Just somewhat slower then we would like.
Maybe some of the hard core geeks can offer up some suggestions as to how to minimize this or speed up the process.
Sounds like a corrupted file. If restarting the computer does not reset the clipboard for you, then try running the command "sfc /scannow" in a elevated command prompt to repair the system files. It may fix it for you. Here is a link for how to do it.
Sounds like a corrupted file. If restarting the computer does not reset the clipboard for you, then try running the command "sfc /scannow" in a elevated command prompt to repair the system files. It may fix it for you. Here is a link for how to do it.