How To Fix TG201 - Starting upgrade phase & (&)

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 201

• Message text: Starting upgrade phase & (&)

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 TG201 - Starting upgrade phase & (&) ?

  The SAP error message TG201 typically indicates an issue during the upgrade process of an SAP system. This message is part of the upgrade log and can occur for various reasons. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Insufficient System Resources: The system may not have enough memory, CPU, or disk space to perform the upgrade.
  Database Issues: Problems with the database, such as locks, corruption, or insufficient permissions, can lead to this error.
  Incorrect Configuration: Configuration settings in the SAP system or the database may not be compatible with the upgrade requirements.
  Missing or Incompatible Software Components: Required software components or patches may be missing or incompatible with the current version.
  Transport Directory Issues: Problems with the transport directory or transport requests can also cause this error.
  
  Solutions:
  
  Check System Resources: Ensure that the system has adequate resources (CPU, memory, disk space) to handle the upgrade. Monitor system performance and adjust as necessary.
  Database Health Check: Perform a health check on the database. Look for locks, errors, or inconsistencies. Ensure that the database user has the necessary permissions.
  Review Configuration Settings: Verify that all configuration settings are correct and compatible with the upgrade. This includes checking the instance profile and database parameters.
  Install Missing Components: Check for any missing software components or patches that are required for the upgrade. Install them as needed.
  Transport Directory Verification: Ensure that the transport directory is correctly set up and that there are no issues with transport requests. You may need to clean up or reorganize the transport directory.
  Review Upgrade Logs: Look at the detailed upgrade logs for more specific error messages that can provide insight into what went wrong. This can help pinpoint the exact issue.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for relevant SAP Notes related to the TG201 error. These notes often contain specific fixes or workarounds.
  Upgrade Guide: Refer to the official SAP upgrade guide for your specific version. It contains detailed steps and prerequisites for a successful upgrade.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find discussions and solutions shared by other SAP professionals.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. They can provide expert guidance tailored to your specific situation.
  
  Conclusion:
  The TG201 error during an SAP upgrade can stem from various issues, primarily related to system resources, database health, and configuration settings. By systematically checking these areas and consulting relevant documentation and support resources, you can identify and resolve the underlying cause of the error.