How To Fix TN305 - Type &1 &2 activated; read note(s) &3 &4

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 305

• Message text: Type &1 &2 activated; read note(s) &3 &4

What causes this issue?

You have set the import flag for the type &V1& &V2&.

How to fix this error?

Read the current version of the following Notes in SAPNet - R/3
Frontend: &V3& &V4&. These Notes contain more important information on
this type concerning, for example, the import of the patch or upgrades.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN305 - Type &1 &2 activated; read note(s) &3 &4 ?

  The SAP error message TN305 indicates that a certain type of configuration or setting has been activated, and it suggests that you should read specific notes for further information. This message typically relates to the configuration of transport routes or transport layers in the SAP system.
  Cause:
  The error message TN305 usually occurs when:
  
  A transport layer or route has been activated that is not compatible with the current configuration.
  There may be missing or incorrect settings in the transport management system (TMS).
  The system is trying to access a transport layer that has been deactivated or is not properly configured.
  
  Solution:
  To resolve the TN305 error, follow these steps:
  
  
  Read the Notes: The error message provides note numbers (e.g., &3 &4). You should look up these SAP Notes in the SAP Support Portal. They often contain specific instructions or patches that can help resolve the issue.
  
  
  Check Transport Layer Configuration:
  
  Go to the Transport Management System (TMS) configuration.
  Verify that the transport layers and routes are correctly set up.
  Ensure that the transport layer you are trying to use is active and properly configured.
  
  
  
  Review Transport Routes:
  
  Check the transport routes to ensure they are correctly defined and that there are no inconsistencies.
  Make sure that the source and target systems are correctly defined in the transport routes.
  
  
  
  Consult SAP Documentation: If the notes do not provide a clear solution, refer to the SAP Help Portal or documentation related to transport management for additional guidance.
  
  
  Contact SAP Support: If you are unable to resolve the issue with the above steps, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant configurations you have checked.
  
  
  Related Information:
  
  SAP Notes: Always check for the latest SAP Notes related to transport management and the specific error message. These notes are regularly updated and can provide critical insights.
  Transport Management System (TMS): Familiarize yourself with TMS, as it is crucial for managing transports between different SAP systems.
  System Logs: Check system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the TN305 error in your SAP system.