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Article ID: 230176 - Last Review: June 6, 2012 - Revision: 2.0

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When you try to run a program, the following Dr. Watson error message may be displayed:
An application error has occurred and an application error log is being generated.

Exception: hardcoded-breakpoint (0x80000003), Address: 0x77f76274
Where <Program.exe> is the name of your program's executable file. The Address value may be different.


This problem occurs if a program makes a request for memory with the MEM_TOP_DOWN flag set. A bad pointer may be returned, causing the Dr. Watson error message.


To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
  • 152734  ( ) how to obtain the latest windows nt 4.0 service pack
For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:;EN-US;CNTACTMS (;EN-US;CNTACTMS)


Microsoft has confirmed that this is a problem in Windows NT 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 5.

  • Microsoft Windows NT Server 4.0 Standard Edition
  • Microsoft Windows NT Server 4.0 Enterprise Edition
  • Microsoft Windows NT Workstation 4.0 Developer Edition
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