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Error: Library IAScr.dll Failed to Load - Error 31

Error Message

This error occurs when attempting to open a project:

Library <drive>:\ESRI\Av_gis30\Arcview\bin32\IASrc.dll Failed to Load
Error 31

Cause

IASrc.dll is an Image Analyst Extension DLL file. The project you are attempting to open was created with the Image Analyst Extension loaded, and the DLL file is not being read after upgrading to Arcview 3.2.

Solution or Workaround

Reinstall the Image Analyst extension.