How To Fix WMGW_PUR_MATRIX013 - Error when reading the classification

SAP Error Message - Details

• Message type: E = Error

• Message class: WMGW_PUR_MATRIX - Purchasing Price Matrix

• Message number: 013

• Message text: Error when reading the classification

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WMGW_PUR_MATRIX013 - Error when reading the classification ?

  The SAP error message WMGW_PUR_MATRIX013 typically indicates an issue related to the classification of materials in the SAP system, particularly when the system is unable to read or access the classification data for a material or product. This can occur in various scenarios, such as during the creation or modification of purchase orders, material master records, or when using classification-based functionalities.
  Causes:
  
  Missing Classification Data: The material may not have been classified properly, or the classification data may be missing or incomplete.
  Incorrect Configuration: There may be issues with the configuration of the classification system in SAP, such as missing classes or characteristics.
  Authorization Issues: The user may not have the necessary authorizations to access the classification data.
  Data Consistency Issues: There may be inconsistencies in the data that prevent the system from reading the classification correctly.
  Technical Issues: There could be underlying technical issues, such as database problems or system errors.
  
  Solutions:
  
  
  Check Material Classification:
  
  Go to the material master record and check if the classification data is correctly maintained.
  Ensure that the material is assigned to the correct class and that all required characteristics are filled in.
  
  
  
  Review Configuration:
  
  Check the configuration of the classification system in SAP (transaction codes like CL02 for class maintenance).
  Ensure that the classes and characteristics are correctly defined and active.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the classification data. This can be done by checking the user roles and authorizations in the system.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the material master and classification data to identify any inconsistencies or errors.
  Use transaction codes like MM02 (Change Material) to review and correct any issues.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates available that resolve the issue.
  
  
  
  Technical Support:
  
  If the issue persists, consider reaching out to your SAP Basis or technical support team to investigate any underlying technical issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), CL01 (Create Class), and CL02 (Change Class).
  SAP Documentation: Review SAP documentation related to material classification and purchasing processes for additional insights.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the issue related to the WMGW_PUR_MATRIX013 error message in SAP.