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P6 Professional Login Fails With EAccessViolation in module PM.EXE When Attempting to Connect to Oracle Database (Doc ID 2922945.1)

Last updated on FEBRUARY 06, 2023

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version and later
Information in this document applies to any platform.


When attempting to login to P6 Professional,
the following error occurs.

Application Error: "Exception EAccesViolation in module PM.EXE at 000000000081358A."

Oracle Client sqlnet.log:  Every time the error occurs, the following is added to the file:
"TNS-12638: Credential retrieval failed"

The issue can be reproduced at will with the following steps:

  1. Launch P6 Professional
  2. Enter login credential, hit Enter
  3. Error displayed: "Application Error: Exception EAccesViolation in module PM.EXE at 000000000081358A."



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