How To Fix MD129 - Background job could not be created

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 129

• Message text: Background job could not be created

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 MD129 - Background job could not be created ?

  The SAP error message MD129, which states "Background job could not be created," typically occurs when there is an issue with the background job scheduling in the SAP system. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of MD129 Error
  
  
  Insufficient Authorizations: The user trying to create the background job may not have the necessary authorizations to schedule jobs.
  
  
  System Configuration Issues: There may be configuration issues in the SAP system that prevent the job from being created.
  
  
  Job Name Conflicts: If a job with the same name already exists and is active, it may prevent the creation of a new job with the same name.
  
  
  Resource Limitations: The system may be experiencing resource limitations, such as memory or processing power, which can prevent job creation.
  
  
  Background Processing Configuration: The background processing settings may not be correctly configured, leading to issues in job scheduling.
  
  
  Database Issues: There may be underlying database issues that are preventing the job from being created.
  
  
  Solutions to MD129 Error
  
  
  Check Authorizations: Ensure that the user has the necessary authorizations to create background jobs. You can check this in transaction SU53 or by consulting with your security team.
  
  
  Review Job Name: Check if a job with the same name already exists. If so, consider renaming the new job or deleting the old one if it is no longer needed.
  
  
  Monitor System Resources: Use transaction SM50 or SM66 to monitor system resources and check if there are any bottlenecks. If the system is overloaded, consider scheduling jobs during off-peak hours.
  
  
  Check Background Processing Configuration: Review the configuration settings for background processing in transaction SM37 and ensure that everything is set up correctly.
  
  
  Review System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  Database Health Check: If you suspect database issues, consult with your database administrator to check for any problems or performance issues.
  
  
  Restart Background Processing: In some cases, restarting the background processing can resolve temporary issues. This can be done through transaction SM37.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message.
  
  
  Related Information
  
  
  Transaction Codes: 
  
  SM37: Monitor Background Jobs
  SM21: System Log
  SU53: Authorization Check
  SM50/SM66: Process Overview
  
  
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  By following these steps, you should be able to identify the cause of the MD129 error and implement a suitable solution.