On a computer that is running Windows Server 2008, Windows Vista, or Windows Vista Service Pack 1 (SP1), you may receive the following Stop error message:

0×000000D1 ( parameter1 , parameter2 , parameter3 , parameter4 ) DRIVER_IRQL_NOT_LESS_OR_EQUAL

Notes

• The four parameters in this error message vary, depending on the computer’s configuration.
• Not all “0×000000D1″ Stop errors are caused by this problem.

Typically, this issue occurs on a multiprocessor computer.