API EGO_ITEM_PUB.Process_item_phase_and_status Failing: ORA-00001: unique constraint (INV.MTL_PENDING_ITEM_STATUS_U1) violated

(Doc ID 2123940.1)

Last updated on APRIL 05, 2016

Applies to:

Oracle Product Hub - Version 12.2.5 and later
Information in this document applies to any platform.


The application programmatic interface (API) to update item lifecycle phase and status (EGO_ITEM_PUB.Process_item_phase_and_status) is failing with a unique constraint error.


Encountered an error while getting the ORACLE user account for your concurrent request. Contact your system administrator.


When OTHERS exception raised in inproit_process_item_update - Cursor C_lock_msi_records -1 - ORA-00001: unique constraint (INV.MTL_PENDING_ITEM_STATUS_U1) violated

Expected Behavior
API to finish without error.

1. Call API.
2. API fails with error.

API Call
Here are two example API calls that cause the issue:

Example Call #1:



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