How To Fix MM_PUR_PO_EXT_MSG039 - A delta job is already running for connected system &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: MM_PUR_PO_EXT_MSG - Message class for Backend PO Extraction

• Message number: 039

• Message text: A delta job is already running for connected system &1.

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MM_PUR_PO_EXT_MSG039 - A delta job is already running for connected system &1. ?

  The SAP error message MM_PUR_PO_EXT_MSG039 indicates that a delta job is already running for the connected system. This typically occurs in the context of data extraction or data transfer processes, particularly when working with SAP's data warehousing or integration scenarios.
  Cause:
  
  Concurrent Execution: The error is primarily caused by an attempt to start a delta job while another instance of the same job is already running. Delta jobs are designed to extract only the changes (deltas) since the last successful run, and running multiple instances can lead to data inconsistencies or conflicts.
  Long-Running Jobs: If a delta job takes longer than expected to complete, it may block subsequent attempts to start the same job.
  System Configuration: There may be configuration settings that limit the number of concurrent jobs or that do not allow overlapping executions.
  
  Solution:
  
  Check Running Jobs: Use transaction codes like SM37 (Job Monitoring) to check if the delta job is currently running. If it is, you may need to wait for it to complete.
  Job Management: If the job is stuck or taking too long, you may need to terminate it. You can do this from the job monitoring screen (SM37) by selecting the job and choosing to cancel it.
  Review Job Scheduling: Ensure that jobs are scheduled appropriately to avoid overlaps. You can adjust the scheduling frequency or the timing of the jobs to prevent concurrent executions.
  System Logs: Check system logs for any errors or warnings that might indicate why the job is taking longer than expected. This can provide insights into performance issues or data volume problems.
  Configuration Review: Review the configuration settings related to delta jobs in the connected system to ensure they are set up correctly and allow for the expected job execution patterns.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM37 (Job Monitoring), SM21 (System Log), and SLG1 (Application Log) for troubleshooting.
  SAP Notes: Check SAP Notes related to delta jobs and performance issues for any known issues or patches that may address the problem.
  Documentation: Review SAP documentation on delta processes and job scheduling to understand best practices and configuration settings.
  
  By following these steps, you should be able to resolve the MM_PUR_PO_EXT_MSG039 error and ensure that your delta jobs run smoothly without conflicts.