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

Technote (troubleshooting)


Problem(Abstract)

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


Cause

This is due to not importing the Cognos BI Certificate into the Websphere Application Server's truststore.

Environment

Websphere

Cognos 10.1.1


Resolving the problem

In order to correct this issue, you must export the IBM Cognos Certificate and import it into the Websphere Truststore.


To export the certificate, you must follow the instructions located in the section entitled "Copying the IBM Cognos certificate to another server"

http://pic.dhe.ibm.com/infocenter/cbi/v10r1m1/topic/com.ibm.swg.ba.cognos.inst_cr_winux.
10.1.1.doc/c_setupsharedtrust.html#SetUpSharedTrust

After which, the certificate must be imported into the Application Server's truststore as per the Vendor's documentation.


Related information

Copying the IBM Cognos certificate to another server

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Document information


More support for:

Cognos Business Intelligence
Install and Config

Software version:

10.1.1, 10.2, 10.2.1

Operating system(s):

AIX, HP Itanium, HP-UX, Linux, Solaris, Windows

Software edition:

All Editions

Reference #:

1653711

Modified date:

2013-10-21

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