I run VVM 3.1 with patch 1 and IBM SDD 1.5.0.0 driver and it works, but I
tried to upgrade VVM 3.1 with patch 3 but then the SDDDISK device driver
fail to start. Tried to reinstall the SDD driver but without luck. Uninstall
the patch 3 and everything start to work again.

Any ideas what it can be?

Rockafett