How To Fix TN403 - Add-on installation/upgrade not yet complete; CRTs are required

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 403

• Message text: Add-on installation/upgrade not yet complete; CRTs are required

What causes this issue?

After installing or upgrading an add-on there are still conflicts with
Support Packages that have already been imported. You must use the
corresponding Conflict Resolution Transports (CRTs) to resolve these
conflicts.

System Response

It's not posible to import other OCS Packages than the neccessary CRTs.

How to fix this error?

Use the Support Package Manager (Transaction SPAM) to import the
necessary CRTs.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN403 - Add-on installation/upgrade not yet complete; CRTs are required ?

  The SAP error message TN403, which states "Add-on installation/upgrade not yet complete; CRTs are required," typically occurs during the installation or upgrade of an SAP add-on. This error indicates that the installation process has not been fully completed, and certain components, known as CRTs (Component Release Transport), are required to finalize the installation.
  Cause:
  
  Incomplete Installation: The add-on installation or upgrade process was interrupted or not completed successfully.
  Missing CRTs: The required CRTs for the add-on are not available in the system.
  Transport Issues: There may be issues with the transport requests that contain the necessary components for the add-on.
  Version Mismatch: The version of the add-on being installed may not be compatible with the current version of the SAP system.
  
  Solution:
  
  Check Installation Logs: Review the installation logs to identify any errors or warnings that occurred during the installation process. This can provide insights into what went wrong.
  Complete the Installation: If the installation was interrupted, try to complete it. This may involve re-running the installation process or applying missing transport requests.
  Import CRTs: Ensure that all required CRTs are imported into the system. You can check the SAP Note related to the add-on for specific CRTs that need to be imported.
  Check Transport Requests: Verify that all transport requests related to the add-on are correctly imported and activated in the system.
  Consult SAP Notes: Look for relevant SAP Notes that may provide additional guidance or patches related to the specific add-on you are working with.
  System Compatibility: Ensure that the add-on version is compatible with your current SAP system version. If there is a mismatch, you may need to upgrade your SAP system or use a different version of the add-on.
  
  Related Information:
  
  SAP Notes: Search for SAP Notes related to the specific add-on you are installing. These notes often contain important information about prerequisites, known issues, and solutions.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Refer to the official documentation for the add-on for detailed installation instructions and requirements.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.