ORA-00060 Deadlock Detected When Releasing Plan Orders From MPS Workbench With Multiple Users On Same Period After Applying Patch:18457811:R12.MRP.B (Doc ID 1933968.1)

Last updated on JUNE 28, 2017

Applies to:

Oracle Materials Requirement Planning - Version 12.1.3 and later
Information in this document applies to any platform.

Symptoms

On : 9.3.3 version, MPS Workbench

When MPS release through MPS Workbench is done from multiple
users at the same time, deadlock occurs. This issue happens
after applying <Patch:18457811:R12.MRP.B>.

Following SQL is causing the deadlock.


STEPS
-----------------------
1. 3 different users login and open the MPS Workbench using the same mps plan.
2. All users query different plan order and select the plan order that will be
   released and save.

   a) Check "Select for Release", change Imp Date,Imp Qty/Rate and save.
   b) Press "Select All for Release", change Imp Date,Imp Qty/Rate and save.

3. 3 different users press the "Release" button at the same time.

Cause

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