How To Fix /IWFND/OCI_MSG018 - Error while fetching the source metadata

/IWFND/OCI_MSG018 - Overview

• Message type: E = Error

• Message class: /IWFND/OCI_MSG -

• Message number: 018

• Message text: Error while fetching the source metadata

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.

Unfortunately, there isn't any extra information in this error notice.

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/IWFND/OCI_MSG018 - Details

• The SAP error message /IWFND/OCI_MSG018 typically indicates an issue related to the OData service in the SAP Gateway framework, specifically when there is a problem fetching the source metadata. This error can arise due to various reasons, including configuration issues, missing or incorrect service definitions, or problems with the underlying data model.
  Causes:
  
  Service Not Activated: The OData service may not be activated in the SAP Gateway.
  Authorization Issues: The user may not have the necessary authorizations to access the OData service.
  Incorrect Service URL: The URL used to access the OData service may be incorrect or malformed.
  Model Issues: There may be issues with the underlying data model or entity sets that the OData service is trying to expose.
  Backend System Issues: Problems in the backend system (like database connectivity issues) can also lead to this error.
  Transport Issues: If the service was recently transported from one system to another, it may not have been properly