How To Fix /IWFND/CM_MGW302 - ICF-Node '&1' for Service '&2' is active

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_MGW -

• Message number: 302

• Message text: ICF-Node '&1' for Service '&2' is active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_MGW302 - ICF-Node '&1' for Service '&2' is active ?

  The SAP error message /IWFND/CM_MGW302 indicates that there is an issue with the ICF (Internet Communication Framework) node for a specific OData service. The message typically states that the ICF node for the specified service is already active, which can prevent the service from being activated again or from functioning correctly.
  Cause:
  
  ICF Node Already Active: The error occurs when you attempt to activate an ICF node that is already active. This can happen if the service is already registered and running in the system.
  Configuration Issues: There may be configuration issues with the OData service or the ICF node that prevent it from being activated properly.
  System Caching: Sometimes, caching issues can lead to the system not recognizing that the node is already active.
  
  Solution:
  
  
  Check ICF Node Status:
  
  Go to transaction code SICF.
  Navigate to the path of the ICF node for your OData service.
  Check if the node is indeed active. If it is, you may not need to activate it again.
  
  
  
  Deactivate and Reactivate:
  
  If you need to refresh the service, you can deactivate the ICF node and then reactivate it.
  Right-click on the node and select "Deactivate" and then "Activate".
  
  
  
  Clear Cache:
  
  Clear the cache of the OData service. You can do this by using transaction code /IWFND/CACHE and selecting the appropriate options to clear the cache.
  
  
  
  Check Service Registration:
  
  Ensure that the OData service is properly registered in the system. You can check this in transaction code /IWFND/MAINT_SERVICE.
  If the service is not registered, you may need to register it again.
  
  
  
  Review Logs:
  
  Check the application logs for any additional error messages that might provide more context about the issue. You can use transaction code SLG1 to view the logs.
  
  
  
  Authorization Issues:
  
  Ensure that you have the necessary authorizations to activate the ICF node and the OData service.
  
  
  
  Related Information:
  
  ICF Nodes: ICF nodes are part of the SAP Web Application Server and are used to manage HTTP services. Each OData service corresponds to an ICF node.
  OData Services: OData (Open Data Protocol) is a standard protocol for building and consuming RESTful APIs. In SAP, OData services are often used for SAP Fiori applications.
  Transaction Codes:
  
  SICF: To manage ICF services.
  /IWFND/MAINT_SERVICE: To manage OData services.
  /IWFND/CACHE: To clear OData service cache.
  SLG1: To view application logs.
  
  
  
  If the issue persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or refer to SAP Notes for further troubleshooting steps.