IBM Support

CM-REQ-4128 An input/output error occurred executing an external request to the
connector "CM" when attempting to start Cognos BI in an SSL enabled Websphere Application Server

Troubleshooting


Problem

When attempting to start the IBM Cognos BI Server, deployed in an SSL enabled Websphere Container, a CM-REQ-4128 error message is encountered.

Symptom

An error message is written to the <Cognos BI Install Path>\logs\cogserver.log occur. The error message is:

CM-REQ-4128 An input/output error occurred executing an external request to the
connector "CM". Remote host closed connection during handshake Cause:
Remote host closed connection during handshake Runtime Exception stack
trace: javax.net.ssl.SSLHandshakeException: Remote host closed

[{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Install and Config","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"10.2.1;10.2;10.1.1","Edition":"All Editions","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SS6G84","label":"IBM Cognos Analytics on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Document Information

Modified date:
08 May 2025

UID

swg21653711