How To Fix TU139 - Additional periodic MR schedule record is not permitted in an MR unit

SAP Error Message - Details

• Message type: E = Error

• Message class: TU - Billing/Scheduling/Budget Billing

• Message number: 139

• Message text: Additional periodic MR schedule record is not permitted in an MR unit

What causes this issue?

You have attempted to enter an additional periodic meter reading
schedule record for the meter reading unit. This is not permitted,
since only periodic meter reading datasets that match the corresponding
portion are allowed.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter a different meter reading reason, or delete the entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TU139 - Additional periodic MR schedule record is not permitted in an MR unit ?

  The SAP error message TU139, which states "Additional periodic MR schedule record is not permitted in an MR unit," typically occurs in the context of Material Requirements Planning (MRP) when there is an attempt to create or modify a scheduling record for a material that already has a periodic scheduling record defined.
  Cause:
  
  Existing Scheduling Record: The error is triggered when there is already a periodic scheduling record for the material in the MRP unit, and the system does not allow the creation of an additional record.
  Configuration Issues: There may be configuration settings in the MRP or material master that restrict the creation of multiple periodic records.
  Data Integrity: The system is designed to maintain data integrity by preventing duplicate scheduling records that could lead to confusion in planning and execution.
  
  Solution:
  
  Check Existing Records: Review the existing periodic scheduling records for the material in question. You can do this by navigating to the relevant transaction (e.g., MD04 for stock/requirements list) and checking the scheduling details.
  Modify Existing Record: If you need to change the scheduling, consider modifying the existing record instead of creating a new one. This can often be done through the material master or MRP views.
  Delete Unnecessary Records: If there are obsolete or unnecessary records, you may delete them if they are not needed. Ensure that this action is in line with your business processes.
  Consult Configuration: If you believe that the system should allow multiple records, consult with your SAP configuration team to review the settings related to MRP and periodic scheduling.
  Documentation and Support: Refer to SAP documentation for further details on periodic scheduling and MRP settings. If the issue persists, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MD04: Stock/Requirements List
  MM02: Change Material Master
  MD61: Create Planned Independent Requirements
  
  
  MRP Configuration: Understanding the configuration settings in the MRP area can help prevent similar issues in the future.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  
  By following these steps, you should be able to address the TU139 error effectively.