How To Fix /MVA/AMW_CHGVEC_MSG018 - Target contract assignment for at least one source contract must be set

SAP Error Message - Details

• Message type: E = Error

• Message class: /MVA/AMW_CHGVEC_MSG -

• Message number: 018

• Message text: Target contract assignment for at least one source contract must be set

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 /MVA/AMW_CHGVEC_MSG018 - Target contract assignment for at least one source contract must be set ?

  The SAP error message /MVA/AMW_CHGVEC_MSG018 indicates that there is an issue with the assignment of target contracts to source contracts in the context of contract management or contract change processes. Specifically, the error states that "Target contract assignment for at least one source contract must be set," which means that the system expects a target contract to be assigned for at least one of the source contracts involved in the transaction.
  Cause:
  
  Missing Target Contract Assignment: The most common cause of this error is that the user has not assigned a target contract to one or more source contracts in the transaction.
  Incorrect Configuration: There may be configuration issues in the contract management module that prevent the assignment from being recognized.
  Data Entry Error: The user may have overlooked entering the target contract information or made a mistake in the data entry process.
  
  Solution:
  
  
  Check Contract Assignments:
  
  Go to the transaction where you encountered the error and verify that you have assigned a target contract to each source contract.
  Ensure that the target contract is valid and exists in the system.
  
  
  
  Review the Input Data:
  
  Double-check all input fields to ensure that the target contract number is correctly entered and corresponds to an existing contract.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or help files related to contract management to understand the requirements for contract assignments.
  
  
  
  Configuration Review:
  
  If you have access, review the configuration settings in the contract management module to ensure that everything is set up correctly for contract assignments.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes related to contract management, such as ME31K (Create Contract), ME32K (Change Contract), and ME33K (Display Contract).
  SAP Notes: Search for SAP Notes that may provide additional insights or patches related to this error message.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to create or modify contracts in the system.
  
  By following these steps, you should be able to resolve the error and successfully assign target contracts to your source contracts.