How To Fix /IWBEP/CM_V4_MED209 - Complex type: EDM name '&1' already used in operation

/IWBEP/CM_V4_MED209 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 209

• Message text: Complex type: EDM name '&1' already used in operation

Self-Explanatory Message

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/IWBEP/CM_V4_MED209 - Details

• The SAP error message /IWBEP/CM_V4_MED209 indicates that there is a conflict with the naming of complex types in your OData service. Specifically, it means that the Entity Data Model (EDM) name for a complex type is being reused in an operation, which is not allowed.
  
  Cause:
  This error typically occurs when:
  
  You have defined a complex type with the same name in multiple places within your OData service.
  There is a naming conflict due to the reuse of complex types across different entities or operations.
  The service definition has not been properly updated or regenerated after changes were made.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicate Names:
  
  Review your OData service definition to identify any complex types that have the same name. Ensure that each complex type has a unique name.
  
  
  
  Rename Complex Types:
  
  If you find duplicate complex types, rename them to ensure uniqueness. This can be done in the service definition or