How To Fix MM_PUR_SES144 - Changing Service Entry Sheet Item Number is not allowed.

SAP Error Message - Details

• Message type: E = Error

• Message class: MM_PUR_SES -

• Message number: 144

• Message text: Changing Service Entry Sheet Item Number is not allowed.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MM_PUR_SES144 - Changing Service Entry Sheet Item Number is not allowed. ?

  The SAP error message "MM_PUR_SES144: Changing Service Entry Sheet Item Number is not allowed" typically occurs when you attempt to change the item number of a service entry sheet (SES) that has already been created. This error is part of the Materials Management (MM) module in SAP and is related to the handling of service entry sheets, which are used to confirm the receipt of services rendered by a vendor.
  Cause:
  
  Item Number Lock: Once a service entry sheet is created, the item numbers are locked to maintain data integrity. Changing the item number can lead to inconsistencies in the associated documents and records.
  Document Status: The SES may be in a status that does not allow modifications, such as being already approved or posted.
  System Configuration: Certain configurations in the SAP system may restrict changes to item numbers for service entry sheets.
  
  Solution:
  
  Create a New SES: If you need to change the item number, the recommended approach is to create a new service entry sheet with the correct item number instead of trying to modify the existing one.
  Check Document Status: Ensure that the SES is not in a status that prohibits changes. If it is, you may need to reverse or cancel the SES before making changes.
  Consult with SAP Support: If you believe that the change should be allowed based on your business process, consult with your SAP support team or system administrator to review the configuration settings and determine if any adjustments can be made.
  Use Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  ML81N: Create or change service entry sheets.
  ME23N: Display purchase orders and related documents to check the status of the SES.
  
  
  
  Related Information:
  
  Documentation: Review SAP documentation related to service entry sheets and their management to understand the implications of item number changes.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to service entry sheets, as restrictions may be in place based on user roles.
  Training: Consider training sessions for users involved in procurement and service entry processes to minimize errors and improve understanding of the system's functionalities.
  
  By following these steps, you should be able to address the error and proceed with your procurement processes effectively.