How To Fix /SAPAPO/OM_ERROR2426 - Wait time for blocking process is past

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR2 -

• Message number: 426

• Message text: Wait time for blocking process is past

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 /SAPAPO/OM_ERROR2426 - Wait time for blocking process is past ?

  The SAP error message /SAPAPO/OM_ERROR2426 indicates that a blocking process in the SAP Advanced Planning and Optimization (APO) system has exceeded its wait time. This typically occurs when a process is waiting for a resource or a lock that is held by another process, and the wait time has exceeded the configured limit.
  Cause:
  
  Long-Running Transactions: A transaction or process that is taking too long to complete can block other processes from accessing the same resources.
  Deadlocks: Two or more processes may be waiting for each other to release locks, leading to a deadlock situation.
  System Performance Issues: High system load or performance bottlenecks can cause processes to take longer than expected.
  Configuration Issues: The wait time settings may be configured too low for the operations being performed.
  
  Solution:
  
  
  Identify Blocking Processes:
  
  Use transaction codes like SM12 (to check for locks) and SM66 (to monitor active processes) to identify which processes are causing the blockage.
  
  
  
  Analyze Long-Running Jobs:
  
  Check for any long-running jobs in the system using transaction SM37 (job monitoring) and analyze their performance.
  
  
  
  Increase Wait Time:
  
  If the wait time is too short for the operations being performed, consider increasing the wait time configuration in the system settings. This can be done in the relevant configuration settings for APO.
  
  
  
  Optimize Processes:
  
  Review and optimize the processes that are taking too long. This may involve tuning queries, optimizing data loads, or improving the overall system performance.
  
  
  
  Check for Deadlocks:
  
  If deadlocks are suspected, analyze the processes involved and consider redesigning the workflow to avoid such situations.
  
  
  
  System Performance Tuning:
  
  Ensure that the system is adequately resourced (CPU, memory, etc.) and consider performance tuning measures to improve overall system responsiveness.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  System Logs: Review system logs for any additional error messages or warnings that may provide context for the blocking issue.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the /SAPAPO/OM_ERROR2426 error message.