How To Fix M8_2135 - An unclarified error occured within invoice verification

SAP Error Message - Details

• Message type: E = Error

• Message class: M8_2 - Logistics Invoice Verification

• Message number: 135

• Message text: An unclarified error occured within invoice verification

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 M8_2135 - An unclarified error occured within invoice verification ?

  The SAP error message M8_2135, which states "An unclarified error occurred within invoice verification," typically indicates that there is an issue during the invoice verification process in the Materials Management (MM) module. This error can arise from various underlying causes, and resolving it may require a systematic approach to identify and fix the issue.
  Possible Causes:
  
  Configuration Issues: Incorrect settings in the invoice verification configuration can lead to errors.
  Data Inconsistencies: Mismatches between purchase orders, goods receipts, and invoices can trigger this error.
  Missing Master Data: Required master data (like vendor or material master) may be incomplete or missing.
  Authorization Issues: The user may not have the necessary permissions to perform invoice verification.
  System Bugs: There may be bugs or issues in the SAP system that need to be addressed through patches or updates.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for invoice verification in the SAP system. Ensure that all necessary parameters are correctly set.
  Verify Data Consistency:
  
  Check the purchase order (PO) and ensure it matches the invoice.
  Ensure that the goods receipt has been posted correctly and is linked to the invoice.
  
  
  Review Master Data: Ensure that all relevant master data (vendor, material, etc.) is complete and accurate.
  Check Authorizations: Verify that the user has the necessary authorizations to perform invoice verification. This can be done by checking the user roles and permissions.
  Analyze Logs: Use transaction codes like SLG1 (Application Log) to check for detailed error logs that can provide more context about the error.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to this error.
  System Update: If the error is due to a known bug, ensure that the system is updated with the latest patches or support packages.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIRO (Invoice Verification) and MIGO (Goods Movement) to navigate the invoice verification process.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Documentation: Refer to SAP documentation for detailed guidance on invoice verification processes and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP support team or consult with SAP directly for further assistance.