How To Fix /IWFND/MED005 - Type of '&1' in external model '&2' in node '&3' is not supported

/IWFND/MED005 - Overview

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 005

• Message text: Type of '&1' in external model '&2' in node '&3' is not supported

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/IWFND/MED005 - Details

• The SAP error message /IWFND/MED005 Type of '&1' in external model '&2' in node '&3' is not supported typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an unsupported data type being used in the external model for the specified node in the OData service.
  
  Cause:
  
  Unsupported Data Type: The error is primarily caused by the use of a data type in the OData model that is not supported by the SAP Gateway. This can happen if the data type is not recognized or is incompatible with the OData service.
  Model Definition Issues: There may be issues in the way the external model is defined, such as incorrect mappings or unsupported types in the metadata.
  Inconsistent Metadata: If the metadata of the OData service does not match the expected structure or types, it can lead to this error.
  
  
  Solution:
  
  Check Data Types: Review the data types used in