How To Fix CL_RAP_OPXY_EDMX_MSG019 - Property & Type Collection is not supported: &

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_RAP_OPXY_EDMX_MSG -

• Message number: 019

• Message text: Property & Type Collection is not supported: &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL_RAP_OPXY_EDMX_MSG019 - Property & Type Collection is not supported: & ?

  The SAP error message CL_RAP_OPXY_EDMX_MSG019 indicates that there is an issue with the property and type collection in the context of the RAP (Rapid Application Programming) model. This error typically arises when the system encounters a property or type that is not supported in the context of the operation being performed.
  Cause:
  
  Unsupported Data Type: The property or type being used in the RAP model may not be supported. This can happen if you are trying to use a complex type or a collection type that is not allowed in the context of the operation.
  Incorrect Metadata Definition: The metadata definition for the RAP service might be incorrectly defined, leading to the system not recognizing the property or type.
  Incompatibility with RAP: Certain data types or structures may not be compatible with the RAP framework, especially if they are not designed to work with the OData services that RAP uses.
  
  Solution:
  
  Check Data Types: Review the data types used in your RAP model. Ensure that you are using supported primitive types and avoid using unsupported complex types or collections.
  Review Metadata: Check the metadata definition of your RAP service. Ensure that all properties and types are correctly defined and supported by the RAP framework.
  Simplify Structures: If you are using complex types or collections, consider simplifying your data model. Use primitive types or flat structures that are compatible with RAP.
  Consult Documentation: Refer to the official SAP documentation for RAP to understand the supported data types and structures. This can provide guidance on how to structure your data model correctly.
  Debugging: If the issue persists, consider debugging the service to identify the exact point of failure. This can help in pinpointing the unsupported property or type.
  
  Related Information:
  
  RAP Model Documentation: SAP provides extensive documentation on the RAP model, including guidelines on data types and structures. Reviewing this documentation can provide insights into best practices.
  SAP Community: Engaging with the SAP Community can be helpful. Other developers may have encountered similar issues and can provide solutions or workarounds.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide updates and patches that could resolve the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.