How To Fix /IWFND/CM_MGW_RT143 - No entity type found for output node of function import '&1'

/IWFND/CM_MGW_RT143 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_MGW_RT -

• Message number: 143

• Message text: No entity type found for output node of function import '&1'

Self-Explanatory Message

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/IWFND/CM_MGW_RT143 - Details

• The SAP error message /IWFND/CM_MGW_RT143 No entity type found for output node of function import '&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that the system is unable to find a corresponding entity type for the output node of a function import in your OData service.
  
  Cause:
  
  Missing Entity Type: The entity type that is expected as the output of the function import is not defined in the OData service metadata.
  Incorrect Function Import Definition: The function import may not be correctly defined in the service, or the output type may not be properly specified.
  Service Activation Issues: The OData service may not be activated or may have been changed without proper reactivation.
  Namespace Issues: There may be a mismatch in the namespace or naming conventions used in the service definition.
  
  
  Solution:
  
  
  Check Entity Type Definition:
  
  Go to the Service Builder (transaction code SEGW) and check if the entity type that