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Error While Entering Sales Order : “ORA-00001: unique constraint (ONT.OE_ORDER_HEADERS_U1) violated in Package OE_Header_Util Procedure Insert_Row” (Doc ID 578683.1)

Last updated on MAY 19, 2023

Applies to:

Oracle Order Management - Version to 12.2.12 [Release 11.5.10 to 12.2]
Information in this document applies to any platform.


When attempting enter sales order , the following error occurs


ORA-00001: unique constraint (ONT.OE_ORDER_HEADERS_U1) violated in Package OE_Header_Util Procedure Insert_Row

The issue can be reproduced at will for a new sales order with following steps below
1. Go to Order Management Responsibility>Orders, Returns>Sales Orders
2. Enter Sales Order Header and try to Save or go to Lines tab
3. Above mentioned error displayed on the form


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