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Title
The IBM Cognos gateway is unable to connect to the IBM Cognos BI server.

Summary

This article descrbies one of the causes of the error "The IBM Cognos gateway is unable to connect to the IBM Cognos BI Server. The server may be unavailable or the gateway may not be correctly configured.

Synopsis

When opening IBM Cognos reporting, use may see the error message as below:

"The IBM Cognos gateway is unable to connect to the IBM Cognos BI Server. The server may be unavailable or the gateway may not be correctly configured."

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Discussion

Please check the status of "IBM Cognos" service in the Windows services.
If the IBM Cognos service is stopped and you can manually start the service, please see a KB article published from IBM at

http://www-01.ibm.com/support/docview.wss?uid=swg21350549


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Additional Information

If the SQL Server that IBM Cognos service depends on is not started yet, IBM Cognos Service may fail to start. It is possible when the SQL Server and the IBM Cognos service are installed on the same machine. Setting "Automatic (Delayed Start)" to the IBM Cognos service may work.
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The IBM Cognos gateway is unable to connect to the IBM Cognos BI server.