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Goals and Symptoms
When opening a Concept program ( OS Windows XP and Concept ver 2.5), getting an error ERROR OS: -906, unable to open TAF or DBL or LOG File. ERROR OS=2 DLL RDM330. OS:
Facts and Changes
This resolution lists some recommendations to eliminate the error ERROR OS: -906, unable to open TAF or DBL or LOG File. ERROR OS=2 DLL RDM330. OS: Windows XP and Concept Version 2.5
Causes and Fixes
If the error only happens on certain projects, close Concept & delete .Q1 & .Q2 files.
Then use Concept Converter to export and re-import the project .
If this error occurs when launching Concept, delete the Vista.* files, and delete all *.TAF files.
(These file are regenerated when Concept is launched.)
Launch Concept, make sure install folder is 8 chars. or less.
Go to the Properties of the concept.exe file - security tab and give all users
Make sure C:\WINDOWS\TEMP\CONCEPT is not write protected.
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