How To Fix TG204 - Upgrade phase & canceled with severe errors (&)

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 204

• Message text: Upgrade phase & canceled with severe errors (&)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TG204 - Upgrade phase & canceled with severe errors (&) ?

  The SAP error message TG204 indicates that an upgrade phase has been canceled due to severe errors encountered during the upgrade process. This error can occur for various reasons, and addressing it typically involves several steps to identify and resolve the underlying issues.
  Possible Causes:
  
  Database Issues: Problems with the database, such as corruption, connectivity issues, or insufficient resources (like memory or disk space).
  Missing or Incompatible Objects: Missing database objects, such as tables or indexes, or incompatible objects that do not match the expected schema.
  Transport Errors: Issues with transport requests that may not have been imported correctly or are missing.
  Custom Code Issues: Custom ABAP code or enhancements that are not compatible with the new version of SAP.
  Configuration Errors: Incorrect configuration settings in the system that may lead to failures during the upgrade.
  Insufficient Authorizations: Lack of necessary authorizations for the user executing the upgrade.
  
  Solutions:
  
  Check Logs: Review the upgrade logs (e.g., dev_upgrade, dev_r3up, and dev_w0) for detailed error messages that can provide insights into what went wrong.
  Database Health Check: Ensure that the database is healthy. Check for any corruption, and ensure that there is enough disk space and memory available.
  Verify Objects: Use transaction codes like SE11 (Data Dictionary) to check for missing or incompatible database objects. You may need to recreate or adjust these objects.
  Transport Management: Ensure that all necessary transport requests have been imported successfully and that there are no missing objects.
  Custom Code Review: Analyze any custom code or enhancements for compatibility with the new version. You may need to adjust or temporarily disable them during the upgrade.
  Configuration Review: Double-check the configuration settings in the system to ensure they are correct and compatible with the upgrade.
  User Authorizations: Verify that the user executing the upgrade has the necessary authorizations to perform all required actions.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific version you are upgrading to, as they may contain important information about known issues and fixes.
  Upgrade Guide: Refer to the official SAP upgrade guide for your specific version, which may provide additional troubleshooting steps and best practices.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance.
  
  Conclusion:
  Resolving the TG204 error requires a systematic approach to identify the root cause. By reviewing logs, checking database health, verifying objects, and ensuring proper configurations and authorizations, you can often resolve the issues leading to the upgrade phase being canceled.