How To Fix /IWBEP/SBOD171 - Potential loss of data; EDM type is more restrictive

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 171

• Message text: Potential loss of data; EDM type is more restrictive

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBOD171 - Potential loss of data; EDM type is more restrictive ?

  The SAP error message /IWBEP/SBOD171 Potential loss of data; EDM type is more restrictive typically occurs in the context of SAP Gateway and OData services. This error indicates that there is a mismatch between the data types defined in the OData service and the data types in the underlying database or data model. Specifically, it suggests that the Entity Data Model (EDM) type defined in the OData service is more restrictive than the data type in the database, which could lead to potential data loss during data operations (like updates or inserts).
  Cause:
  
  Data Type Mismatch: The data type defined in the OData service (EDM) is more restrictive than the corresponding data type in the underlying database. For example, if the EDM defines a field as Edm.String(10) but the database allows a longer string, this could trigger the error.
  Field Length: If the length of a string or the precision of a decimal in the EDM is less than that in the database, it can lead to this error.
  Incompatible Types: If there are incompatible types (e.g., trying to map a DateTime to a String), this can also cause the error.
  
  Solution:
  
  Adjust EDM Definitions: Review the EDM definitions in your OData service and ensure that they match the data types and lengths defined in the underlying database. You may need to increase the length or precision of the fields in the EDM.
  Modify Database Schema: If appropriate, consider modifying the database schema to align with the more restrictive EDM definitions, but this is less common and should be done with caution.
  Check Service Metadata: Use the OData service metadata (usually accessible via the $metadata endpoint) to review the data types and lengths defined in the service.
  Testing: After making changes, test the OData service to ensure that the error is resolved and that data can be processed without loss.
  
  Related Information:
  
  SAP Gateway: This error is often encountered when working with SAP Gateway and OData services, which are used to expose SAP data and business logic to external applications.
  Data Model: Understanding the underlying data model and how it maps to the OData service is crucial for resolving such issues.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional context or solutions for this specific error message.
  
  If the issue persists after making adjustments, consider reaching out to SAP support or consulting the SAP community for further assistance.