How To Fix WMGW_SD_MATRIX013 - Error when reading the classification

SAP Error Message - Details

• Message type: E = Error

• Message class: WMGW_SD_MATRIX - Sales 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WMGW_SD_MATRIX013 - Error when reading the classification ?

  The SAP error message WMGW_SD_MATRIX013 typically occurs when there is an issue related to the classification of materials in the SAP system, particularly in the context of Sales and Distribution (SD) or when dealing with variant configuration.
  Cause:
  The error message WMGW_SD_MATRIX013 indicates that there is a problem with reading the classification data for a material. This can happen due to several reasons, including:
  
  Missing Classification Data: The material may not have been classified properly, or the classification data is missing.
  Incorrect Configuration: There may be issues with the configuration of the classification system or the characteristics assigned to the material.
  Authorization Issues: The user may not have the necessary authorizations to access the classification data.
  Data Inconsistencies: There could be inconsistencies in the data stored in the database, such as missing entries in the classification tables.
  Technical Issues: There may be technical issues with the SAP system, such as database problems or system errors.
  
  Solution:
  To resolve the WMGW_SD_MATRIX013 error, you can take the following steps:
  
  
  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 settings for the classification system in the SAP system. Ensure that the classes and characteristics are set up correctly.
  Verify that the characteristics assigned to the material are valid and correctly defined.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the classification data. You may need to consult with your SAP security team to verify this.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the classification data to identify any inconsistencies. You can use transaction codes like CL02 (Change Class) or CL03 (Display Class) to review the classes and characteristics.
  
  
  
  Technical Support:
  
  If the issue persists, consider reaching out to your SAP Basis or technical support team to investigate any underlying technical issues or database problems.
  
  
  
  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 can resolve the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to material classification, such as CL01 (Create Class), CL02 (Change Class), and CL03 (Display Class).
  Documentation: Review SAP documentation on classification and variant configuration for a better understanding of how these systems work.
  Community Forums: Consider checking SAP community forums or discussion boards for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the cause of the WMGW_SD_MATRIX013 error in your SAP system.