How To Fix U2017 - An assignment already exists for controlling object &1

SAP Error Message - Details

• Message type: E = Error

• Message class: U2 - Treasury - Funds Management

• Message number: 017

• Message text: An assignment already exists for controlling object &1

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 U2017 - An assignment already exists for controlling object &1 ?

  The SAP error message U2017 ("An assignment already exists for controlling object &1") typically occurs in the context of controlling (CO) module transactions, particularly when trying to assign a controlling object (like a cost center, internal order, or profit center) to another object or when trying to create a new assignment that conflicts with an existing one.
  Cause:
  The error is triggered when you attempt to create a new assignment for a controlling object that already has an existing assignment in the system. This can happen in various scenarios, such as:
  
  Duplicate Assignment: You are trying to assign a controlling object to a new entity (like a cost center to a profit center) that already has an existing assignment.
  Incorrect Data Entry: There may be a mistake in the data entry, leading to an attempt to create a duplicate assignment.
  Configuration Issues: The configuration settings in the controlling area may not allow for multiple assignments for the same object.
  
  Solution:
  To resolve the U2017 error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Use transaction codes like KOB1 (for cost centers) or KSV1 (for internal orders) to check existing assignments for the controlling object in question.
  Verify if the controlling object is already assigned to another entity.
  
  
  
  Modify or Delete Existing Assignment:
  
  If you find that the controlling object is already assigned and you need to change it, you may need to delete the existing assignment or modify it as per your requirements.
  Use the appropriate transaction (like KS02 for cost centers) to make changes.
  
  
  
  Consult Configuration:
  
  If you suspect that the issue is related to configuration, consult with your SAP CO module configuration team to ensure that the settings allow for the desired assignments.
  
  
  
  Review Documentation:
  
  Check SAP documentation or help files for specific details related to the controlling object you are working with, as there may be specific rules or constraints.
  
  
  
  Error Logs:
  
  Review any error logs or system messages that may provide additional context or details about the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in the CO module, such as KS01 (Create Cost Center), KS02 (Change Cost Center), KSB1 (Cost Centers: Actual Line Items), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the controlling objects in question.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the CO module for further assistance.