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

MMRP01178 - Overview

• 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