How To Fix MPD185 - Maintenance plan exists, but the job status is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: MPD - Message Class for A&D MPD

• Message number: 185

• Message text: Maintenance plan exists, but the job status is unknown

Self-Explanatory Message

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• What is the cause and solution for SAP error message MPD185 - Maintenance plan exists, but the job status is unknown ?

  The SAP error message MPD185 ("Maintenance plan exists, but the job status is unknown") typically occurs in the context of maintenance planning and scheduling within the SAP system. This error indicates that there is a maintenance plan that has been created, but the system is unable to determine the status of the associated job that is supposed to execute the maintenance tasks.
  Causes:
  
  Job Not Scheduled: The maintenance plan may not have an associated job scheduled in the background job management system.
  Job Deletion: The job that was supposed to execute the maintenance plan may have been deleted or failed to be created.
  Job Status Unknown: The job might exist, but its status is not being updated correctly in the system, possibly due to a system error or inconsistency.
  Authorization Issues: There may be authorization issues preventing the system from accessing job status information.
  System Configuration Issues: There could be configuration issues in the background job scheduling or maintenance planning modules.
  
  Solutions:
  
  
  Check Job Scheduling:
  
  Go to transaction code SM37 to check the status of background jobs. Look for jobs related to the maintenance plan and see if they are scheduled, running, or have failed.
  If the job is missing, you may need to manually create or reschedule it.
  
  
  
  Review Maintenance Plan:
  
  Use transaction code IP02 to review the maintenance plan and ensure that it is correctly configured.
  Check if the maintenance plan is set to generate a job and if the scheduling parameters are correct.
  
  
  
  Check Job Logs:
  
  If the job exists but is not running correctly, check the job logs for any error messages that might indicate why the job status is unknown.
  
  
  
  Recreate the Job:
  
  If the job is missing or has been deleted, you may need to recreate it. This can often be done by re-executing the maintenance plan or adjusting the scheduling parameters.
  
  
  
  Authorization Check:
  
  Ensure that you have the necessary authorizations to view job statuses and maintenance plans. If not, contact your SAP security administrator.
  
  
  
  System Consistency Check:
  
  If the issue persists, consider running a consistency check on the maintenance plans and jobs. This may require technical support from your SAP Basis team.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  IP02: Change Maintenance Plan
  IP03: Display Maintenance Plan
  SM37: Monitor Background Jobs
  SM21: System Log for error messages
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review SAP documentation on maintenance planning and job scheduling for best practices and troubleshooting steps.
  
  If the problem continues after trying these solutions, it may be necessary to involve your SAP support team or consult with SAP support for further assistance.