How To Fix SWDP_WB_TOOL506 - During schema generation, non-supported types were found

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 506

• Message text: During schema generation, non-supported types were found

What causes this issue?

During generation of the XML schema from the existing context,
attributes were found that are typed with non-supported types. These
non-supported types include structures, table types, and reference
types. The corresonding attributes were ignored and not included in
processing.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you wish to have structures or table types generated into your XML
schema, create in the context a node with the corresponding cardinality
(...1 for structures, ...n for tables), and define the fields of the
corresponding type as attributes under the respective node.
Reference types cannot be supported, for technical reasons.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL506 - During schema generation, non-supported types were found ?

  The SAP error message SWDP_WB_TOOL506 indicates that during the schema generation process, non-supported types were encountered. This typically occurs in the context of SAP Web Dynpro or when working with the SAP Business Application Studio or SAP Web IDE.
  Cause:
  The error is usually caused by one or more of the following issues:
  
  Unsupported Data Types: The schema generation process has encountered data types that are not supported by the Web Dynpro framework. This can happen if you are using custom data types or certain complex types that the framework does not recognize.
  Inconsistent Data Model: There may be inconsistencies in the data model, such as references to types that are not defined or are incorrectly defined.
  Version Compatibility: The version of the SAP system or the tools being used may not support certain data types or features that are present in your application.
  
  Solution:
  To resolve the SWDP_WB_TOOL506 error, you can take the following steps:
  
  
  Review Data Types: Check the data types used in your application. Ensure that all data types are supported by the Web Dynpro framework. Replace any unsupported types with compatible ones.
  
  
  Simplify Complex Types: If you are using complex types, consider simplifying them or breaking them down into simpler types that are supported.
  
  
  Check for Custom Types: If you are using custom data types, ensure that they are properly defined and compatible with the Web Dynpro framework.
  
  
  Update SAP System: Ensure that your SAP system and development tools are up to date. Sometimes, newer versions of the tools may support additional data types.
  
  
  Re-generate Schema: After making the necessary changes, try to regenerate the schema again. This can often resolve issues that arise from previous configurations.
  
  
  Consult Documentation: Refer to the official SAP documentation for Web Dynpro and schema generation to understand the supported data types and any limitations.
  
  
  Debugging: If the issue persists, consider enabling debugging or logging to get more detailed information about which specific types are causing the issue.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to Web Dynpro and schema generation for any known issues or patches that may address this error.
  Community Forums: Engage with the SAP Community or forums where other developers may have encountered similar issues and can provide insights or solutions.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on Web Dynpro and supported data types.
  
  By following these steps, you should be able to identify and resolve the cause of the SWDP_WB_TOOL506 error during schema generation.