How To Fix /IWBEP/CM_CP123 - Internal type missing for property '&1' in entity type '&2'

/IWBEP/CM_CP123 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 123

• Message text: Internal type missing for property '&1' in entity type '&2'

Self-Explanatory Message

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/IWBEP/CM_CP123 - Details

• The SAP error message /IWBEP/CM_CP123 Internal type missing for property '&1' in entity type '&2' typically occurs in the context of SAP Gateway and OData services. This error indicates that there is a missing internal type definition for a property in an entity type within your OData model. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Missing Type Definition: The property specified in the error message does not have a corresponding internal type defined in the OData model. This can happen if the property is incorrectly defined or if the data type is not recognized by the system.
  Model Inconsistencies: There may be inconsistencies in the metadata of the OData service, such as changes in the underlying data model that have not been reflected in the OData service definition.
  Data Type Mismatch: The data type of the property in the underlying data source (like a database table) may not match