How To Fix TN_PROCESS161 - Component &1 can only be uninstalled with the SUM tool.

SAP Error Message - Details

• Message type: E = Error

• Message class: TN_PROCESS - Message Class for OCS Change Processes

• Message number: 161

• Message text: Component &1 can only be uninstalled with the SUM tool.

What causes this issue?

You have selected the software component &V1& for uninstallation.
Currently this is only supported for upgrades or product conversions in
Software Update Manager (SUM). For more information, see note &V2&.

System Response

The uninstallation process is not started.

How to fix this error?

If you only want to run the check steps of the uninstallation process,
you can do this using Add-On Installation Tool (SAINT). Switch to the
test scenario before proceeding. You can do this in the settings, which
you can access from the menu: <LS>Extras -> Settings</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN_PROCESS161 - Component &1 can only be uninstalled with the SUM tool. ?

  The SAP error message TN_PROCESS161 indicates that a specific component (denoted as &1) cannot be uninstalled using the standard methods and must be removed using the Software Update Manager (SUM) tool. This error typically arises during the process of managing SAP components, particularly when attempting to uninstall or downgrade a component that has specific dependencies or requirements.
  Cause:
  
  Component Dependencies: The component you are trying to uninstall may have dependencies that require it to be managed through the SUM tool.
  Version Compatibility: The component may be part of a version that is not compatible with standard uninstallation methods.
  Incorrect Procedure: Attempting to uninstall a component without following the proper procedures or tools designated by SAP.
  
  Solution:
  
  
  Use the Software Update Manager (SUM):
  
  Download and prepare the latest version of the SUM tool from the SAP Service Marketplace.
  Follow the official SAP documentation for using SUM to uninstall the component. This typically involves:
  
  Running the SUM tool in the appropriate mode (e.g., maintenance mode).
  Selecting the component you wish to uninstall.
  Following the prompts to complete the uninstallation process.
  
  
  
  
  
  Check SAP Notes:
  
  Look for any relevant SAP Notes that may provide additional guidance or specific instructions related to the component you are trying to uninstall. SAP Notes often contain important information about known issues and their resolutions.
  
  
  
  Review Documentation:
  
  Consult the official SAP documentation for the component in question. This documentation may provide insights into the uninstallation process and any prerequisites that need to be met.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue using the above steps, consider reaching out to SAP Support for assistance. They can provide guidance tailored to your specific situation.
  
  
  
  Related Information:
  
  SUM Tool Documentation: Familiarize yourself with the SUM tool's capabilities and procedures. SAP provides extensive documentation on how to use SUM for various tasks, including uninstallation.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find discussions, solutions, and best practices shared by other SAP professionals.
  System Backup: Always ensure that you have a complete backup of your system before performing uninstallation or major changes to avoid data loss.
  
  By following these steps, you should be able to address the TN_PROCESS161 error and successfully uninstall the specified component using the SUM tool.