How To Fix LMD_ROUTE_HUB000 - Route builder implem. class &1 does not exist. Select an existing class.

SAP Error Message - Details

• Message type: E = Error

• Message class: LMD_ROUTE_HUB - Route Hub Messages

• Message number: 000

• Message text: Route builder implem. class &1 does not exist. Select an existing class.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LMD_ROUTE_HUB000 - Route builder implem. class &1 does not exist. Select an existing class. ?

  The SAP error message LMD_ROUTE_HUB000 indicates that the system is unable to find the specified route builder implementation class. This typically occurs in the context of SAP Logistics and Transportation Management, where route determination is a critical component.
  Cause:
  
  Missing Class: The specified route builder implementation class does not exist in the system. This could be due to a missing transport or an incomplete installation.
  Incorrect Configuration: The configuration for the route determination may be pointing to a class that has not been defined or has been deleted.
  Transport Issues: If the system was recently upgraded or transported, the necessary classes may not have been included in the transport request.
  Authorization Issues: The user may not have the necessary authorizations to access the class or the related configuration.
  
  Solution:
  
  
  Check Class Existence:
  
  Use transaction SE80 or SE24 to check if the specified class exists in the system. If it does not exist, you may need to create it or transport it from another system.
  
  
  
  Review Configuration:
  
  Go to the configuration settings for route determination (usually found in the Logistics or Transportation Management area) and verify that the correct class is assigned.
  Ensure that the class name is spelled correctly and matches the expected naming conventions.
  
  
  
  Transport Request:
  
  If the class is missing, check if it was supposed to be included in a transport request. If so, ensure that the transport has been successfully imported into the system.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the class and related configurations. You may need to consult with your SAP security team.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to route determination and the specific implementation class to ensure that you are following the correct procedures.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide additional insights or patches if this is a known issue.
  
  
  
  Related Information:
  
  Transaction Codes: SE80 (Object Navigator), SE24 (Class Builder), SPRO (Customizing Implementation Guide).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for documentation on route determination and implementation classes in the context of your specific SAP version.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.