How To Fix MW777 - Inconsistent data (routine: &)

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 777

• Message text: Inconsistent data (routine: &)

What causes this issue?

The program cannot process the current data. The data is probably
inconsistent.

System Response

INCLUDE ISR_VERARBEITUNG

How to fix this error?

INCLUDE ISR_VERWALTUNG

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW777 - Inconsistent data (routine: &) ?

  The SAP error message MW777, which indicates "Inconsistent data (routine: &)," typically arises in the context of inventory management or material movements. This error suggests that there is a discrepancy in the data that the system is trying to process, often related to stock levels, material documents, or inventory records.
  Causes of MW777 Error
  
  
  Data Inconsistency: The most common cause is that the data in the database is inconsistent. This could be due to:
  
  Missing or incorrect material master data.
  Inconsistent stock levels in different storage locations.
  Issues with material documents that have not been properly posted or reversed.
  
  
  
  Custom Code or Enhancements: If there are custom routines or enhancements in the system, they may not be handling data correctly, leading to inconsistencies.
  
  
  Batch Management Issues: If batch management is enabled, inconsistencies in batch data can also trigger this error.
  
  
  Transaction Errors: Errors during transactions, such as goods movements or inventory counts, can lead to inconsistencies.
  
  
  Solutions to MW777 Error
  
  
  Check Material Master Data: Verify that the material master data is complete and correct. Ensure that all necessary fields are filled out and that there are no missing entries.
  
  
  Review Stock Levels: Check the stock levels in the relevant storage locations. Use transaction codes like MMBE (Stock Overview) to see if there are discrepancies.
  
  
  Analyze Material Documents: Use transaction code MB03 to review material documents related to the transaction that triggered the error. Look for any inconsistencies or errors in the documents.
  
  
  Run Consistency Checks: Use SAP standard reports or tools to run consistency checks on inventory data. This can help identify and rectify inconsistencies.
  
  
  Debug Custom Code: If there are custom routines involved, debug the code to identify where the inconsistency is occurring. Ensure that the custom logic is correctly handling all scenarios.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues.
  
  
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MMBE, MB03, MB1A, MB1B, and MB1C for inventory management and material movements.
  SAP Documentation: Review SAP documentation related to inventory management and error handling for more detailed guidance.
  User 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 the root cause of the MW777 error and implement a solution to resolve it.