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R12 PAXPREPR Receive "This number already exists. Please enter a unique number" when Trying to Re-Enter a Previously Deleted Task. (Doc ID 2090310.1)

Last updated on MARCH 08, 2017

Applies to:

Oracle Project Foundation - Version 12.1.3 and later
Oracle Project Planning and Control - Version 12.1.3 and later
Information in this document applies to any platform.


When trying to re-enter a previously deleted in the Project | Task form (PAXPREPR), the following error is received:

This number already exists. Please enter a unique number.

The deleted task is not viewable in the form, but it does exist in pa_tasks and pa_proj_elements.


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