How To Fix 29104 - Update error - MRP level

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 104

• Message text: Update error - MRP level

What causes this issue?

An error has occurred updating the MRP level in the material master.

How to fix this error?

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Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message 29104 - Update error - MRP level ?

  The SAP error message 29104, which indicates an "Update error - MRP level," typically occurs during the Material Requirements Planning (MRP) process. This error can arise due to various reasons, including issues with master data, configuration settings, or system performance.
  Causes:
  
  Master Data Issues: Inconsistencies or missing data in material master records, such as MRP views, can lead to this error.
  Configuration Problems: Incorrect settings in the MRP configuration can cause the system to fail during the update process.
  Locking Issues: If another process is locking the data that MRP is trying to update, it can lead to this error.
  Performance Issues: System performance problems, such as database locks or insufficient resources, can also trigger this error.
  Batch Input Issues: If the MRP run is being executed in batch mode, issues with batch input sessions can lead to update errors.
  
  Solutions:
  
  Check Master Data: Verify the material master data for the affected materials. Ensure that all necessary MRP views are correctly maintained.
  Review MRP Configuration: Check the configuration settings for MRP in the system. Ensure that all settings are correctly defined according to your business requirements.
  Monitor Lock Entries: Use transaction codes like SM12 to check for any lock entries that might be preventing the update. If locks are found, investigate the processes holding them.
  Analyze Performance: Check system performance metrics to ensure that the system is not under heavy load. If necessary, optimize database performance or increase system resources.
  Review Batch Input Sessions: If the MRP run is executed in batch mode, check for any errors in the batch input sessions using transaction SM37. Resolve any issues found there.
  Run MRP in Foreground: If the error occurs during a background job, try running the MRP in the foreground to see if more detailed error messages are provided.
  
  Related Information:
  
  Transaction Codes: 
  
  MD01: MRP Run
  MD02: MRP Run for Single Material
  MD04: Stock/Requirements List
  SM12: Display and Delete Lock Entries
  SM37: Job Monitoring
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to MRP errors. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review SAP documentation on MRP processes and error handling for more detailed guidance.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or technical team for further investigation and resolution.