How To Fix WRF_WSUBST021 - Read material &1; database error

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_WSUBST - Article Substitution: Messages Central Determination Logic

• Message number: 021

• Message text: Read material &1; database error

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 WRF_WSUBST021 - Read material &1; database error ?

  The SAP error message WRF_WSUBST021 typically indicates a database error when trying to read material data. This error can occur in various scenarios, particularly in the context of the SAP Retail module, where material master data is crucial for inventory and sales processes.
  Causes:
  
  Database Issues: The error may arise due to issues with the database itself, such as corruption, unavailability, or connectivity problems.
  Material Not Found: The specific material (indicated by &1 in the error message) may not exist in the database or may have been deleted.
  Authorization Issues: The user may not have the necessary permissions to access the material data.
  Data Inconsistencies: There may be inconsistencies in the material master data, such as missing entries or incorrect configurations.
  System Configuration: Incorrect configuration settings in the SAP system can lead to issues when accessing material data.
  
  Solutions:
  
  Check Material Existence: Verify that the material number indicated in the error message exists in the system. You can do this by using transaction codes like MM03 (Display Material) or MM02 (Change Material).
  Database Health Check: Perform a health check on the database to ensure it is functioning correctly. This may involve checking for locks, running database consistency checks, or consulting with your database administrator.
  Authorization Check: Ensure that the user has the necessary authorizations to access the material data. You can check this using transaction SU53 (Display Authorization Check).
  Data Consistency Check: Use transaction codes like SE11 (Data Dictionary) to check the structure of the material master table and ensure there are no inconsistencies.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03, MM02, SE11, and SM21 for troubleshooting.
  SAP Documentation: Review SAP documentation related to material management and database handling for more insights.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the WRF_WSUBST021 error effectively.