How To Fix /IWFND/CM_DESIGNTIME161 - Old '&1' and new '&2' concatenated prefixes are equal

/IWFND/CM_DESIGNTIME161 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_DESIGNTIME -

• Message number: 161

• Message text: Old '&1' and new '&2' concatenated prefixes are equal

Self-Explanatory Message

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/IWFND/CM_DESIGNTIME161 - Details

• The SAP error message /IWFND/CM_DESIGNTIME161 indicates that there is a conflict with the concatenated prefixes in the OData service design time. This typically occurs when there is an inconsistency in the naming conventions or configurations of the OData service, particularly when dealing with entity types or sets that have been modified.
  
  Cause:
  The error message suggests that there is an attempt to change the prefix of an entity or a service, but the old and new prefixes are the same. This can happen due to:
  
  Incorrect configuration in the OData service.
  Changes made to the service definition that do not reflect in the underlying data model.
  Issues with the service registration or metadata.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Service Configuration:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW).
  Open the relevant project and check the entity types and sets for any inconsistencies in naming or prefixes.
  
  
  
  Regenerate the Service:
  
  If you have made changes