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Microsoft KB Archive/102774

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Knowledge Base

WordPerfect 5.2 Takes 100% of CPU Time Under Windows NT

Article ID: 102774

Article Last Modified on 10/31/2006


  • Microsoft Windows NT Advanced Server 3.1
  • Microsoft Windows NT Workstation 3.1
  • Microsoft Windows NT Advanced Server 3.1

This article was previously published under Q102774


WordPerfect version 5.2 for Windows (4/23/93 release) takes so much CPU time that no other application can run. Performance monitor shows 100 percent CPU utilization when WordPerfect 5.2 is running.


This application sits in a peek message loop. This allows all other applications to be responsive while it soaks up all background cycles.

Additional query words: prodnt

Keywords: kb3rdparty KB102774