How To Fix CRM_AUI_BTINDEX126 - Update for main category &1 cannot be performed; update is running

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_AUI_BTINDEX - Messages for Inbox BT Index

• Message number: 126

• Message text: Update for main category &1 cannot be performed; update is running

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_AUI_BTINDEX126 - Update for main category &1 cannot be performed; update is running ?

  The SAP error message CRM_AUI_BTINDEX126 indicates that an update for a main category cannot be performed because another update is currently running. This is a common issue in systems where multiple processes may attempt to update the same data simultaneously, leading to conflicts.
  Cause:
  
  Concurrent Updates: The most common cause of this error is that another transaction or process is already updating the same main category. This can happen in environments with high transaction volumes or when multiple users are trying to perform updates at the same time.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If one process has locked the data for an update, other processes will be blocked until the first process completes.
  Long-running Transactions: If a previous update is taking longer than expected, it can lead to this error for subsequent updates.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for a few moments and then retry the operation. If the other update completes, your update should go through.
  Check for Active Processes: Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to identify if there are any long-running processes or locks that are causing the issue.
  Monitor Background Jobs: If the update is part of a background job, check the status of that job in transaction SM37. If it is stuck or taking too long, you may need to investigate further.
  Increase Timeout Settings: If this is a frequent issue, consider reviewing and possibly increasing the timeout settings for your updates.
  Consult Basis Team: If the issue persists, it may be necessary to involve your SAP Basis team to analyze the system performance and locking behavior.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view and manage locks), SM37 (to monitor background jobs), and SM21 (to view system logs).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on best practices for managing updates in your environment.
  System Performance: Regularly monitor system performance and consider optimizing long-running processes to reduce the likelihood of such conflicts.
  
  By following these steps, you should be able to resolve the CRM_AUI_BTINDEX126 error and ensure smoother operation of your SAP CRM system.