When logging into DRM Error: "Server was unable to process request. --> Unable to cast COM object of type 'mdm_ntier_director.MDMSessionMgrClass' to interface type 'mdm_ntier_director.ISessionMgr'." (Doc ID 1079005.1)

Last updated on JULY 28, 2016

Applies to:

Hyperion Data Relationship Management - Version 11.1.1.2.00 to 11.1.2.0.00 [Release 11.1]
Information in this document applies to any platform.

Symptoms

Unable to login to the DRM client. The following error is displayed:

Server was unable to process request. --> Unable to cast COM object of type 'mdm_ntier_director.MDMSessionMgrClass' to interface type 'mdm_ntier_director.ISessionMgr'. This operation failed because the QueryInterface call on the COM component for the interface with IID'{DE30D1BC-D2D9-4567-8333-C16EC6C5C312}' failed due to the following error: Interface not registered (Exception from HRESULT: 0x80040155).

Cause

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