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Error: "LIOOB-3801-6 List index out of bounds" When Scheduling a Project in P6 Professional Client (Doc ID 2023135.1)

Last updated on APRIL 12, 2018

Applies to:

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


When attempting to schedule a project in P6 Pro client, the following error occurs.

LIOOB-3801-6. List index out of bounds (1)

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

  1. Start P6 Pro client, open a project.
  2. Press F9 then press Schedule button.

The issue has the following business impact:
Due to this issue, users cannot schedule projects.




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