Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)

Submitted by dag on Tue, 2009/01/06 - 12:08

For those impacted by this problem, it helped to remove and reinstall the VMware Infrastructure Client in my case.

I think I caused this problem because I first installed VI Client 2.5 before removing VI Client 2.0. It worked without a problem directly after the VI Client 2.5 installation, so I noticed only the next day that it suddenly stopped working with the error:

Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))

The first reaction is that there is something wrong with the VCC, or with Windows. But I think the uninstall of the VI Client 2.0 simply removed stuff from the registry that was crucial for VI Client 2.5.

Genuine installer bug.

when installing, use "run as

when installing, use "run as administrator" should work..