How To Fix MMRP01167 - Internal error: error when reading the matrices for planning version &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 167

• Message text: Internal error: error when reading the matrices for planning version &1

What causes this issue?

An error occurred during the reading of the planning matrices for
planning version &V1&.

System Response

The system terminates the processing of planning version &V1& and
continues with the next planning version.

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 MMRP01167 - Internal error: error when reading the matrices for planning version &1 ?

  The SAP error message MMRP01167 indicates an internal error that occurs when the system encounters an issue while trying to read the matrices for a specific planning version. This error can arise in various contexts, particularly in the Material Requirements Planning (MRP) module.
  Cause:
  The error can be caused by several factors, including:
  
  Data Corruption: There may be corruption in the planning version data or matrices that the system is trying to access.
  Configuration Issues: Incorrect configuration settings for the planning version or related master data.
  Authorization Issues: The user may not have the necessary authorizations to access the planning version or its associated data.
  System Bugs: There may be bugs or inconsistencies in the SAP system that lead to this error.
  Missing Data: Required data for the planning version may be missing or incomplete.
  
  Solution:
  To resolve the MMRP01167 error, you can take the following steps:
  
  Check Planning Version: Ensure that the planning version specified in the error message exists and is correctly configured.
  Review Data Integrity: Check for any inconsistencies or corruption in the data related to the planning version. You may need to run consistency checks or data repair transactions.
  Authorization Check: Verify that the user has the necessary authorizations to access the planning version and its data.
  Recreate Planning Version: If the planning version is corrupted, consider recreating it. This may involve copying an existing version or creating a new one from scratch.
  Check for Notes and Patches: Look for any SAP Notes or patches that address this specific error. SAP frequently releases updates to fix known issues.
  Consult SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD01 (MRP Run), MD02 (Single-item MRP), and others related to planning versions.
  SAP Notes: Search the SAP Support Portal for notes related to MMRP01167 or similar error messages.
  Documentation: Review SAP documentation on MRP and planning versions for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the MMRP01167 error.