Error message on a Windows Server 2003-based computer that has the McAfee antivirus program installed: "STOP: 0x00000050 PAGE_FAULT_IN_NONPAGED_AREA"

On a Windows Server 2003-based computer that has the McAfee antivirus program installed, you may experience the following symptoms:

• The system restarts unexpectedly. Additionally, you receive the following Stop error message:
  Stop 0x0000050 (parameter1, 00000000, parameter3, 00000000)
  PAGE_FAULT_IN_NONPAGED_AREA
  Note The parameters in this Stop error message vary depending on the computer�s configuration.
• The CPU usage is high, or the user logon process is slow.

This problem may occur because of the Naiavf5x.sys driver from McAfee.

To resolve this problem, contact McAfee for more help. Sometimes, you can upgrade the McAfee Naiavf5x.sys driver to resolve this problem.

The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.