How To Fix SCLNT_HTTP403 - Service not available (ICM_HTTP_SERVICE_UNAVAILABLE)

SCLNT_HTTP403 - Overview

• Message type: E = Error

• Message class: SCLNT_HTTP - Messages for HTTP Client for Respective Error Code

• Message number: 403

• Message text: Service not available (ICM_HTTP_SERVICE_UNAVAILABLE)

What causes this issue?

A service that is required for processing your query is
not available.

System Response

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

How to fix this error?

Check the ICM trace file.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SCLNT_HTTP403 - Service not available (ICM_HTTP_SERVICE_UNAVAILABLE) ?

  The SAP error message SCLNT_HTTP403: Service not available (ICM_HTTP_SERVICE_UNAVAILABLE) typically indicates that the HTTP service you are trying to access is currently unavailable. This can occur for a variety of reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes:
  
  Service Not Activated: The HTTP service you are trying to access may not be activated in the SAP system.
  Authorization Issues: The user may not have the necessary authorizations to access the service.
  Network Issues: There may be network connectivity problems preventing access to the service.
  ICM Configuration: The Internet Communication Manager (ICM) may not be configured correctly or may be down.
  Resource Limitations: The server may be experiencing high load or resource limitations, causing it to reject new connections.
  Service Maintenance: The service may be temporarily down for maintenance or updates.
  
  Solutions:
  
  
  Check Service Activation:
  
  Use transaction SICF to check if the service is activated. Navigate to the relevant service and ensure it is active.
  If