For anyone being annoyed by this in earlier versions Process Explorer http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx http://technet.microsoft.com

For anyone being annoyed by this in earlier versions Process Explorer http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx http://technet.microsoft.com/en-us/sysinternals/bb896653.asp... allows you to quickly search for handles and identify the offending process.