How To Fix COSE001 - Sequence &, operation & already exists

COSE001 - Overview

• Message type: E = Error

• Message class: COSE - Change Production Order

• Message number: 001

• Message text: Sequence &, operation & already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message COSE001 - Sequence &, operation & already exists ?

  The SAP error message COSE001 ("Sequence &, operation & already exists") typically occurs in the context of controlling (CO) when you are trying to create or modify a sequence or operation in a production order or routing that already exists in the system. This error indicates that the system has detected a duplicate entry for the specified sequence and operation combination.
  
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the sequence and operation you are trying to create or modify already exist in the system for the same routing or production order.
  Data Entry Error: There may have been a mistake in data entry, leading to an attempt to create a duplicate sequence or operation.
  System Configuration: In some cases, the configuration settings in the system may allow for certain operations to be defined in a way that leads to conflicts.
  
  
  Solution:
  
  
  Check Existing Entries: Before creating a new sequence or operation,