How To Fix LF136 - Error while reading material data

SAP Error Message - Details

• Message type: E = Error

• Message class: LF - Mobile Computing in Warehouse Logistics

• Message number: 136

• Message text: Error while reading material data

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 LF136 - Error while reading material data ?

  The SAP error message LF136, which states "Error while reading material data," typically occurs when there is an issue with accessing or retrieving material master data in the SAP system. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting.
  Causes of LF136 Error
  
  
  Material Not Found: The material number you are trying to access may not exist in the system or may have been deleted.
  
  
  Authorization Issues: The user may not have the necessary authorizations to view or access the material data.
  
  
  Data Inconsistencies: There may be inconsistencies or corruption in the material master data, which can prevent it from being read correctly.
  
  
  Database Issues: Problems with the database, such as connectivity issues or database corruption, can lead to this error.
  
  
  Configuration Issues: Incorrect configuration settings in the material master or related modules can also cause this error.
  
  
  Transport Issues: If the material data was recently transported from another system, there may have been issues during the transport process.
  
  
  Solutions to LF136 Error
  
  
  Check Material Existence: Verify that the material number you are trying to access exists in the system. You can do this by using transaction codes like MM03 (Display Material) or MM02 (Change Material).
  
  
  Review Authorizations: Ensure that the user has the necessary authorizations to access the material data. You can check this using transaction SU53 to see if there are any authorization failures.
  
  
  Data Consistency Check: Run a consistency check on the material master data. You can use transaction code MM02 to check for any inconsistencies or errors in the material data.
  
  
  Database Check: If you suspect database issues, consult your database administrator to check for any connectivity problems or corruption in the database.
  
  
  Configuration Review: Review the configuration settings related to the material master to ensure they are set up correctly.
  
  
  Transport Logs: If the issue arose after a transport, check the transport logs for any errors or warnings that may indicate what went wrong during the transport process.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  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 MM01 (Create Material), MM02 (Change Material), MM03 (Display Material), and MM17 (Mass Change of Material).
  User Roles: Ensure that user roles and profiles are correctly assigned to avoid authorization issues.
  Material Master Data: Understand the structure and fields of the material master data, as this can help in identifying potential issues.
  
  By following these steps, you should be able to diagnose and resolve the LF136 error in SAP.