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Attempting to start Apache HTTPD or IHS that uses the Cognos 11 module fails

Troubleshooting


Problem

Attempting to start Apache HTTPD or IHS that uses the Cognos Analytics module, the web server refuses to start and displays error message: Cannot load /opt/IBM/cognos/c11_64/cgi-bin/mod2_2cognos.so into server: libhttpdap2_stub.so: cannot open shared object file: No such file or directory

Symptom

Cannot load /opt/IBM/cognos/c10_64/cgi-bin/mod2_2cognos.so into server: libhttpdap2_stub.so: cannot open shared object file: No such file or directory

[{"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Administration and Configuration v11x","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"}],"Version":"11.0","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"}},{"Product":{"code":"SSLKT6","label":"IBM Maximo Asset Management"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
13 January 2026

UID

swg22002403