How To Fix RSDME419 - Only one model field of content type is &1 allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 419

• Message text: Only one model field of content type is &1 allowed

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 RSDME419 - Only one model field of content type is &1 allowed ?

  The SAP error message RSDME419, which states "Only one model field of content type is &1 allowed," typically occurs in the context of SAP BW (Business Warehouse) when working with InfoObjects, InfoProviders, or queries. This error indicates that there is an issue with the configuration of a model field in a data model or query definition.
  Cause:
  The error is triggered when you attempt to define multiple fields of the same content type in a model or query where only one is permitted. Content types in SAP BW can include characteristics, key figures, or other data types, and the system enforces rules to ensure data integrity and consistency.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Model Field: Determine which model field is causing the issue. This can usually be found in the error message details or by reviewing the model/query definition.
  
  
  Review Content Types: Check the content types of the fields in your model. Ensure that you do not have multiple fields defined with the same content type (e.g., two characteristics or two key figures).
  
  
  Modify the Model/Query:
  
  If you find duplicate fields of the same content type, you will need to either remove one of them or change its content type to something different.
  If the field is not necessary, consider deleting it from the model or query.
  If both fields are needed, you may need to redesign your model to accommodate the requirements without violating the content type restrictions.
  
  
  
  Revalidate the Model/Query: After making the necessary changes, revalidate the model or query to ensure that the error is resolved.
  
  
  Test the Changes: Execute the query or use the model to confirm that the error no longer appears and that the data behaves as expected.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or updates related to this error message. SAP frequently updates its documentation and may provide additional insights or patches.
  Documentation: Review the SAP BW documentation regarding InfoObjects and content types to better understand the rules and limitations.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the cause of the RSDME419 error and implement a solution to resolve it.