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** Troubleshooting ** "Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))" error when launching Excel-related functionality

Troubleshooting


Problem

User launches the 'main' Controller client (CCR.EXE) and then clicks any of the buttons which launch an Excel-related function, for example:

  • X = 'Controller Link'

 

An error appears.

Symptom

After clicking 'X':

image-20180828122235-1

Error Launching menu item "Controller Link"

Error Details

Retrieving the COM class factory for component with CLSID {00024500-
0000-0000-C000-000000000046} failed due to the following error:
80040154 Class not registered (Exception from HRESULT: 0x80040154
(REGDB_E_CLASSNOTREG)).

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Component":"","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.3.1","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:
09 May 2025

UID

ibm10729489