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Event Code "VTRAP-0390-A - TCVirtualTable.RefreshAppend: PROJWBS: List index out of bounds (-1)" When Refreshing Data in P6 Professional (Doc ID 2964389.1)

Last updated on DECEMBER 07, 2023

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version 20.12 to [Release 20.12 to 21.12]
Primavera P6 Professional Project Management - Version 20.12 to [Release 20.12 to 21.12]
Information in this document applies to any platform.


When refreshing data after changes are made by other users in P6 Professional, the following error occurs:

Event Code:  VTRAP-0390-A
Message: TCVirtualTable.RefreshAppend: PROJWBS: List index out of bounds (-1) ->  Data saved to PRBADDATA.TXT in temp folder

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

  1. User 1 creates a child EPS node under an existing EPS node.
  2. User 1 moves the child EPS node to root.
  3. User 2 Refreshes data.
  4. User 2 observes the error.




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