How To Fix EWA255 - Service type &1 is not admissible

SAP Error Message - Details

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 255

• Message text: Service type &1 is not admissible

What causes this issue?

You tried to allocate a service type to the service that does not
correspond to the potential service types for the route.

How to fix this error?

Choose a service type that is admissible for the route.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EWA255 - Service type &1 is not admissible ?

  The SAP error message EWA255, which states "Service type &1 is not admissible," typically occurs in the context of SAP's EarlyWatch Alert (EWA) service or when dealing with service types in various SAP modules. This error indicates that the specified service type is not valid or not allowed in the current context.
  Cause:
  
  Invalid Service Type: The service type specified in the configuration or request does not exist or is not recognized by the system.
  Configuration Issues: There may be a misconfiguration in the system settings related to the service types.
  Authorization Issues: The user may not have the necessary authorizations to access or use the specified service type.
  System Version: The service type may not be supported in the version of SAP you are using.
  
  Solution:
  
  Check Service Type: Verify that the service type you are trying to use is valid. You can do this by checking the documentation or configuration settings in your SAP system.
  Configuration Review: Review the configuration settings related to the service types in your SAP system. Ensure that the service type is correctly defined and admissible.
  User Authorizations: Ensure that the user has the necessary authorizations to access the service type. You may need to consult with your SAP security team to verify and adjust user roles and permissions.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve the issue.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant logs or screenshots.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for EarlyWatch Alert and service types for more detailed information on valid service types and their configurations.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  System Logs: Check system logs (transaction codes like SLG1) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the EWA255 error and implement a suitable solution.