How To Fix MMRP01178 - Internal error: invalid pegging ID &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 178

• Message text: Internal error: invalid pegging ID &1

What causes this issue?

The system could not interpret the PEGID &V1& when reading the matrix
requirements for the planned order &V2&.

System Response

The system terminates the current transaction.

How to fix this error?

Contact SAP.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MMRP01178 - Internal error: invalid pegging ID &1 ?

  The SAP error message MMRP01178, which states "Internal error: invalid pegging ID &1," typically occurs in the context of materials management and production planning. This error is related to the pegging process, which is used to link demand and supply in the SAP system. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  Data Integrity Issues: The pegging ID referenced in the error message may not exist or may have been deleted or corrupted in the database.
  Configuration Errors: There may be issues with the configuration of the material or the production process that lead to invalid references.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or inconsistencies in the data model.
  Transaction Errors: The error may arise during specific transactions, such as when trying to create or change production orders, or during MRP runs.
  
  Solutions:
  
  Check Pegging ID: Verify the pegging ID mentioned in the error message. Use transaction codes like MD04 (Stock/Requirements List) or CO03 (Display Production Order) to check if the pegging ID exists and is valid.
  Data Consistency Check: Run consistency checks on the relevant data. You can use transaction SE38 to execute reports that check for inconsistencies in the material master or production orders.
  Recreate the Pegging: If the pegging ID is invalid, you may need to recreate the pegging relationships. This can involve re-running MRP or manually adjusting the production orders and their related components.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates available that resolve known issues.
  Consult Documentation: Review the SAP documentation for the specific module you are working with (e.g., MM, PP) to ensure that all configurations are set up correctly.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant transaction logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD04, CO03, MD02, and MD01 for managing materials and production orders.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  System Logs: Check system logs (transaction SLG1) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the MMRP01178 error in your SAP system.