How To Fix /IWBEP/CM_MGW_RT154 - Name range /.../ is too long

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 154

• Message text: Name range /.../ is too long

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_MGW_RT154 - Name range /.../ is too long ?

  The SAP error message /IWBEP/CM_MGW_RT154 Name range /.../ is too long typically occurs in the context of SAP Gateway and OData services. This error indicates that the name range specified in the OData service is exceeding the maximum allowed length. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Name Length Exceeded: The error is primarily due to the length of the name range (e.g., entity set names, property names, etc.) being longer than the maximum limit set by the SAP system.
  Configuration Issues: It may also arise from incorrect configurations in the OData service or the underlying data model.
  Data Model Design: If the data model is not designed with naming conventions that adhere to SAP's limitations, it can lead to this error.
  
  Solution:
  
  Shorten Names: Review the names of your entity sets, properties, and other components in the OData service. Shorten them to ensure they are within the allowed length.
  Check Naming Conventions: Follow SAP's naming conventions and guidelines for OData services to avoid exceeding length limits.
  Modify Data Model: If the data model is complex, consider restructuring it to use shorter names or abbreviations.
  Regenerate Service: After making changes to the names, regenerate the OData service and re-test to see if the error persists.
  Review Service Implementation: Ensure that the implementation of the OData service is correct and does not inadvertently create long names through concatenation or other means.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for OData services and naming conventions to understand the limitations and best practices.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Transaction Codes: Use transaction codes like /IWFND/MAINT_SERVICE to manage and maintain OData services, and /IWBEP/REG_SERVICE to register services.
  Debugging: If the issue persists, consider debugging the OData service to identify where the long name is being generated.
  
  By addressing the naming conventions and ensuring compliance with SAP's limitations, you should be able to resolve the error message /IWBEP/CM_MGW_RT154.