How To Fix SDDL_PARSER_MSG273 - Parameter not allowed as key field

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 273

• Message text: Parameter not allowed as key field

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG273 - Parameter not allowed as key field ?

  The SAP error message SDDL_PARSER_MSG273 with the description "Parameter not allowed as key field" typically occurs in the context of SAP's data modeling or configuration, particularly when dealing with the definition of key fields in a data structure or a data model.
  
  Cause:
  This error usually arises when you attempt to define a parameter or field as a key field in a data structure or model, but the system does not allow that specific parameter to be used as a key. Key fields are essential for uniquely identifying records in a database table or data structure, and not all fields are suitable for this purpose. Common reasons for this error include:
  
  Field Type: The field you are trying to set as a key may not be of a type that can be used as a key (e.g., it may be a text field or a field that does not have unique values).
  Business Logic: