Rdpcorets.dll – Pre Service Pack 2 Revision History for Windows 7 SP1
06-Mar-2014 – 6.2.9200.20978 – Rdpcorets.dll – x86/x64 – http://support2.microsoft.com/kb/2939180 – RDP session freezes when you connect to a remote virtual machine that is running Windows 7 SP1

22-Nov-2013 – 6.2.9200.20883 – Rdpcorets.dll – x86/x64 – http://support.microsoft.com/kb/2908518 – Svchost.exe crashes after you install the RDP 8.0 update in Windows 7