How To Fix /IWFND/CM_MGW_RT120 - Data type not found '&1'

/IWFND/CM_MGW_RT120 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_MGW_RT -

• Message number: 120

• Message text: Data type not found '&1'

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/CM_MGW_RT120 - Details

• The SAP error message /IWFND/CM_MGW_RT120 Data type not found '&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that the system is unable to find a specified data type that is referenced in the OData service or the underlying data model.
  Causes:
  
  Missing Data Type Definition: The data type that is being referenced in the OData service is not defined in the system.
  Incorrect Mapping: There may be an issue with the mapping of the data type in the service definition or the data model.
  Transport Issues: If the OData service or its associated data types were transported from another system, there may have been issues during the transport process.
  Activation Issues: The service or the data model may not be activated properly, leading to missing references.
  Namespace Issues: The data type might be defined in a different namespace that is not being recognized.
  
  Solutions:
  
  
  Check Data Type Definition:
  
  Go to the Data