How To Fix /IWBEP/CM_V4_RUNTIME090 - Initial value for $$skiptoken not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_RUNTIME -

• Message number: 090

• Message text: Initial value for $$skiptoken not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_RUNTIME090 - Initial value for $$skiptoken not allowed ?

  The SAP error message /IWBEP/CM_V4_RUNTIME090 Initial value for $$skiptoken not allowed typically occurs in the context of OData services when there is an issue with the pagination mechanism, specifically when using the $skiptoken query option. This error indicates that the initial value for the $skiptoken parameter is not valid or not allowed.
  Cause:
  
  Invalid Initial Value: The error usually arises when the $skiptoken is either not set correctly or is being initialized with an invalid value. The $skiptoken is used for pagination in OData services to retrieve the next set of results.
  Service Configuration: The OData service may not be configured to handle pagination correctly, or there may be a mismatch in the expected format of the $skiptoken.
  Data Retrieval Logic: If the logic in the backend service that generates the $skiptoken is flawed or not implemented, it can lead to this error.
  
  Solution:
  
  Check the Request: Ensure that the request being sent to the OData service does not include an invalid or empty $skiptoken. If you are trying to retrieve the first page of results, you should not include the $skiptoken parameter.
  Service Implementation: Review the implementation of the OData service to ensure that it correctly handles the $skiptoken parameter. Make sure that the logic for generating and processing the $skiptoken is correctly implemented.
  Update OData Version: If you are using an older version of the OData service, consider updating to a newer version that may have bug fixes or improvements related to pagination.
  Debugging: Use debugging tools or logs to trace the request and response cycle. This can help identify where the issue is occurring in the service logic.
  Consult Documentation: Refer to the SAP documentation for OData services to ensure that you are using the correct syntax and parameters for pagination.
  
  Related Information:
  
  OData Protocol: Understanding the OData protocol and how pagination works can help in troubleshooting issues related to $skiptoken.
  SAP Notes: Check for any relevant SAP Notes or Knowledge Base Articles that may address this specific error or provide additional context.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions may have been shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.