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