How To Fix /CFG/ACTIVATION101 - Adapter class &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/ACTIVATION -

• Message number: 101

• Message text: Adapter class &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /CFG/ACTIVATION101 - Adapter class &1 does not exist ?

  The SAP error message /CFG/ACTIVATION101 Adapter class &1 does not exist typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when the system is unable to find a specified adapter class during the activation of a configuration object, such as an integration scenario or a communication channel.
  Cause:
  
  
  Missing Adapter Class: The specified adapter class (indicated by &1 in the error message) is not available in the system. This could be due to:
  
  The adapter class not being installed or configured properly.
  The adapter class being deleted or not transported correctly from the development environment to the production environment.
  
  
  
  Incorrect Configuration: The configuration settings for the communication channel or integration scenario may reference an adapter class that does not exist or is incorrectly specified.
  
  
  Transport Issues: If the configuration was transported from another system, there may have been issues during the transport process that resulted in the adapter class not being included.
  
  
  Solution:
  
  
  Check Adapter Class: Verify that the adapter class exists in the system. You can do this by:
  
  Navigating to the relevant transaction (e.g., SXMB_ADM for PI/PO) and checking the adapter configurations.
  Using transaction SE80 or SE11 to search for the adapter class.
  
  
  
  Recreate or Restore Adapter Class: If the adapter class is missing, you may need to recreate it or restore it from a backup or transport request.
  
  
  Correct Configuration: Review the configuration of the communication channel or integration scenario to ensure that it references the correct adapter class. Make any necessary adjustments.
  
  
  Transport Check: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included in the transport request. If not, you may need to create a new transport request that includes the missing adapter class.
  
  
  System Consistency: Ensure that the system is consistent and that all necessary components are installed. You may need to check for any missing components or patches.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific adapter class or the error message for any known issues or additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for guidance on configuring and managing adapters in SAP PI/PO.
  Community Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.