How To Fix MQ016 - Error occurred during update

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 016

• Message text: Error occurred during update

What causes this issue?

Possible causes could be:
A data record with this primary key already exists
The database cannot find a data record to be changed
(see OSS note 138457).

System Response

The data record is not updated.

How to fix this error?

Look in the log to find out in which data record the error occurred.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ016 - Error occurred during update ?

  The SAP error message MQ016, which states "Error occurred during update," typically indicates that there was an issue during the update process of a message in the message queue. This error can occur in various contexts, such as during the processing of IDocs, BAPIs, or other asynchronous processes.
  Causes of MQ016 Error
  
  
  Database Locking Issues: The update may fail due to database locks, where another process is holding a lock on the data that needs to be updated.
  
  
  Data Consistency Issues: If the data being processed is inconsistent or violates integrity constraints, the update may fail.
  
  
  Configuration Issues: Incorrect configuration of the message queue or related components can lead to update failures.
  
  
  System Resource Limitations: Insufficient system resources (like memory or processing power) can cause the update process to fail.
  
  
  Network Issues: If the update involves communication between different systems, network issues can lead to failures.
  
  
  Application Errors: Bugs or errors in the application logic that processes the messages can also result in this error.
  
  
  Solutions to MQ016 Error
  
  
  Check Logs: Review the application logs (transaction SLG1) and system logs (transaction SM21) for more detailed error messages that can provide insights into the root cause.
  
  
  Database Locks: Use transaction SM12 to check for any locks on the database tables involved in the update. If locks are found, you may need to resolve them.
  
  
  Data Validation: Ensure that the data being processed is valid and does not violate any integrity constraints. You may need to correct any inconsistencies.
  
  
  Configuration Review: Verify the configuration settings for the message queue and related components to ensure they are set up correctly.
  
  
  System Resources: Monitor system resources using transaction ST02 or ST03 to check for memory or performance issues. If necessary, optimize the system or increase resources.
  
  
  Network Check: If the update involves communication between systems, check the network connectivity and ensure that there are no issues.
  
  
  Debugging: If the error persists, consider debugging the application code to identify any logical errors that may be causing the update to fail.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), SLG1 (Application Log), SM12 (Lock Entries), and ST22 (Dump Analysis) for troubleshooting.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to diagnose and resolve the MQ016 error effectively.