The installation of Microsoft Update KB2840628 results in the Core Server no longer being able to start.
The recent Microsoft patch KB2840628 has been identified as causing an issue when Faronics Core attempts to access it's database, in the Core Server an exception will be thrown as shown below:
00001194 12:20:52.038 PM  EXCEPTION MESSAGE: A .NET Framework error occurred during execution of user-defined routine or aggregate "GetODBCache":
This issue is related directly to problems with the patch and at this time it appears that Microsoft intends to address this issue in a future patch:
Users should not install KB2840628 on machines running Faronics Core or Faronics Core Server. If you have installed the update removing it and rebooting the affected machines should resolve the issue.