Running Multiple Instances of an Application Causes STOP x50

ID: Q163662

The information in this article applies to:

Microsoft Windows NT Workstation version 4.0
Microsoft Windows NT Server version 4.0
Microsoft Windows NT Server version 4.0, Terminal Server Edition

SYMPTOMS

Running several instances of an application on a multiprocessor computer may cause Windows NT to stop responding (hang) while displaying the following error message on a blue screen:

STOP 0x00000050

CAUSE

In rare circumstances and only on multiple processor computers, the printer driver is unloaded.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Keywords : NT4SP4Fix ntras ntstop kbbug4.00 ntprotocol kbfix4.00.sp4 ntmp NTSrvWkst
Version : WinNT:4.0
Platform : winnt
Issue type : kbbug