/IWBEP/SBOD010 - Invalid right cardinality '&1' specified

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBOD -

• Message number: 010

• Message text: Invalid right cardinality '&1' specified

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.

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AnswerBot

• What is the cause and solution for SAP error message /IWBEP/SBOD010 - Invalid right cardinality '&1' specified ?

  The SAP error message /IWBEP/SBOD010 Invalid right cardinality '&1' specified typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue with the cardinality defined in the data model, specifically in the association or navigation properties of an entity.
  Cause:
  
  
  Invalid Cardinality Definition: The cardinality defines the number of instances of one entity that can be associated with instances of another entity. The error suggests that the cardinality specified is not valid. For example, it might be defined as "0..1" or "1.." when it should be "0.." or "1..1".
  
  
  Model Inconsistencies: There may be inconsistencies in the data model, such as mismatched definitions between the service and the underlying database or between different entities.
  
  
  Service Metadata Issues: The metadata of the OData service may not be correctly defined or may have been altered incorrectly.
  
  
  Solution:
  
  
  Check Cardinality Definitions: Review the cardinality settings in the data model. Ensure that the cardinality defined in the associations and navigation properties is correct and aligns with the intended relationships between entities.
  
  
  Adjust the Data Model: If you find any discrepancies in the cardinality definitions, adjust them accordingly. This may involve modifying the data model in the SAP Gateway Service Builder (transaction code SEGW).
  
  
  Regenerate the Service: After making changes to the data model, regenerate the OData service. This can be done in the Service Builder by right-clicking on the service and selecting "Generate Runtime Objects".
  
  
  Check Metadata: Ensure that the service metadata is correctly generated and reflects the changes made. You can check the metadata by accessing the service URL with $metadata appended.
  
  
  Test the Service: After making the necessary adjustments, test the OData service to ensure that the error no longer occurs.
  
  
  Related Information:
  
  
  SAP Gateway: The SAP Gateway is a technology that enables the connection of devices, environments, and platforms to SAP systems. Understanding how to work with OData services and the underlying data model is crucial.
  
  
  OData Services: OData (Open Data Protocol) is a standard protocol for creating and consuming queryable and interoperable RESTful APIs. Familiarity with OData concepts, such as entities, associations, and cardinality, is beneficial.
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SEGW (Service Builder) for creating and managing OData services, and SE80 (Object Navigator) for broader development tasks.
  
  
  If the issue persists after following these steps, consider consulting SAP support or community forums for further assistance.