Blue Screen (BSOD) error when running Symantec Endpoint Protection 12.1 with Backup Exec Continuous Protection Server (CPS).
Blue Screen stop message: "IRQL_NOT_LESS_OR_EQUAL"
This error is caused by a problem with a Backup Exec CPS driver. This has been fixed in Symantec Backup Exec 2010 R3
Upgrade to Symantec Backup Exec 2010 R3 or later