How To Fix 15604 - Failed to read update module header

SAP Error Message - Details

• Message type: E = Error

• Message class: 15 - Update message

• Message number: 604

• Message text: Failed to read update module header

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 15604 - Failed to read update module header ?

  The SAP error message "15604: Failed to read update module header" typically occurs during the execution of an update task in the SAP system. This error indicates that the system encountered an issue while trying to read the header of an update module, which is essential for processing updates.
  Causes:
  
  Corrupted Update Module: The update module may be corrupted or incomplete, preventing the system from reading it properly.
  Transport Issues: If the update module was transported from another system, there may have been issues during the transport process that led to corruption.
  Database Issues: Problems with the database, such as inconsistencies or corruption, can also lead to this error.
  System Configuration: Incorrect configuration settings in the SAP system can lead to issues with update processing.
  Missing or Inaccessible Files: The required files for the update module may be missing or not accessible due to permission issues.
  
  Solutions:
  
  Check Update Module: Verify the integrity of the update module. If it is corrupted, you may need to restore it from a backup or re-import it.
  Transport Logs: Review the transport logs to identify any issues that occurred during the transport of the update module. If issues are found, you may need to re-transport the module.
  Database Consistency Check: Perform a database consistency check to identify and resolve any inconsistencies or corruption in the database.
  System Configuration Review: Review the system configuration settings related to update processing to ensure they are correctly set.
  File Permissions: Check the file permissions for the update module and ensure that the SAP system has the necessary access rights to read the files.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM13 (Update Records) and SM37 (Job Monitoring) to monitor and analyze update processes.
  
  By following these steps, you should be able to diagnose and resolve the "15604: Failed to read update module header" error in your SAP system.