How To Fix /IWBEP/SBOD311 - Property with Unit Property assignment cannot be marked as key

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 311

• Message text: Property with Unit Property assignment cannot be marked as key

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBOD311 - Property with Unit Property assignment cannot be marked as key ?

  The SAP error message /IWBEP/SBOD311 Property with Unit Property assignment cannot be marked as key typically occurs in the context of SAP Gateway and OData service development. This error indicates that there is an issue with the way properties are defined in your OData model, specifically regarding the use of unit properties.
  
  Cause:
  
  
  Unit Property Assignment: The error arises when you attempt to mark a property that is associated with a unit of measure (UoM) as a key property in your OData model. In OData, key properties are used to uniquely identify an entity, and properties with unit assignments cannot be used as keys because they are not unique by themselves.
  
  
  Model Definition: The property in question may have been defined in a way that it is treated as a unit property, which is incompatible with being a key property.
  
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Property Definitions: Check the