How To Fix SADL_GW_EXP_VOCAN006 - Data Type '&1' not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GW_EXP_VOCAN -

• Message number: 006

• Message text: Data Type '&1' not supported

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_GW_EXP_VOCAN006 - Data Type '&1' not supported ?

  The SAP error message SADL_GW_EXP_VOCAN006 Data Type '&1' not supported typically occurs in the context of the SAP Gateway and the SAP Data Access Layer (SADL). This error indicates that the data type specified in the error message is not supported for the operation you are trying to perform, often related to the generation of OData services or when working with data models.
  Cause:
  
  Unsupported Data Type: The data type specified (represented by &1 in the error message) is not recognized or supported by the SAP Gateway or the SADL framework. This can happen if you are trying to use a custom or non-standard data type that the system does not know how to handle.
  Model Definition Issues: There may be issues in the way the data model is defined, such as incorrect mappings or unsupported field types in the underlying database or data structure.
  Incompatibility with OData: The data type may not be compatible with OData standards, which can lead to issues when trying to expose the data through an OData service.
  
  Solution:
  
  Check Data Types: Review the data types used in your data model. Ensure that you are using standard data types that are supported by SAP Gateway and SADL. Common supported types include CHAR, NUMC, INT, DEC, etc.
  Modify Data Model: If you are using a custom data type, consider modifying your data model to use a standard type instead. This may involve changing the data type in the underlying database or in the ABAP structure.
  Update OData Service: If you have made changes to the data model, regenerate the OData service to ensure that it reflects the latest changes. You can do this using transaction code /IWFND/MAINT_SERVICE to maintain and activate your OData service.
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes or enhancements related to data type handling in newer versions.
  Consult Documentation: Refer to the SAP documentation for SADL and OData services to understand the supported data types and any limitations that may apply.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to SADL and OData for any known issues or additional guidance.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /IWFND/MAINT_SERVICE for OData service maintenance and /IWFND/ERROR_LOG for checking error logs.
  Community Forums: Engage with the SAP Community or forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.