How To Fix /CFG/ACTIVATION102 - Adapter class &1 is not assigned to interface &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/ACTIVATION -

• Message number: 102

• Message text: Adapter class &1 is not assigned to interface &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /CFG/ACTIVATION102 - Adapter class &1 is not assigned to interface &2 ?

  The SAP error message /CFG/ACTIVATION102 Adapter class &1 is not assigned to interface &2 typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO). This error indicates that there is a configuration issue where an adapter class is not properly linked to the corresponding interface.
  Cause:
  
  Misconfiguration: The adapter class specified in the error message is not assigned to the interface in the Integration Directory.
  Missing Adapter Module: The adapter module that is supposed to handle the communication might not be configured correctly or is missing.
  Incorrect Interface Mapping: The interface mapping might not be set up correctly, leading to the adapter class not being recognized.
  Transport Issues: If the configuration was transported from one system to another, there might be inconsistencies in the setup.
  
  Solution:
  
  
  Check Adapter Configuration:
  
  Go to the Integration Directory and check the configuration of the interface mentioned in the error message.
  Ensure that the adapter class is correctly assigned to the interface.
  
  
  
  Assign Adapter Class:
  
  If the adapter class is not assigned, you need to assign it to the interface. This can usually be done in the configuration settings of the interface in the Integration Directory.
  
  
  
  Review Interface Mapping:
  
  Verify that the interface mapping is correctly set up and that all necessary components are in place.
  
  
  
  Check for Missing Modules:
  
  Ensure that all required adapter modules are available and correctly configured in the system.
  
  
  
  Transport Consistency:
  
  If the configuration was transported, check for any inconsistencies or missing objects in the target system. You may need to re-transport or manually adjust the configuration.
  
  
  
  Restart Services:
  
  After making changes, it may be necessary to restart the relevant services or the entire PI/PO system to ensure that the changes take effect.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SXMB_IFR (Integration Framework) or SPRO (to access the configuration settings) to navigate through the settings.
  Logs and Traces: Check the logs and traces in the SAP system for more detailed error messages that can provide additional context.
  Documentation: Refer to SAP documentation or help guides specific to your version of SAP PI/PO for detailed steps on configuring adapters and interfaces.
  
  If the issue persists after following these steps, consider reaching out to SAP support or consulting with a technical expert familiar with SAP PI/PO configurations.