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Cannot see NTLM in list of providers for IIS Windows Authentication

Troubleshooting


Problem

Customer has problems in their Controller application caused by a missing NTLM provider. * See separate Technote #1662734 for details. To solve this, the customer needs to add NTLM to the list of providers. However, NTLM does not appear inside the 'available' list.

Symptom

User cannot see NTLM inside current list of "Enabled Providers":


Therefore, user clicks 'Available Providers' drop-down list.

They expect to be able to choose 'NTLM' there, but it is missing from the list:

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.1.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller 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

swg21662831