Install error

Vista Home Prem + Outlook 2003

I am still getting the same error when installing the prog, also happens on my win7 pc - any help welcomed:

System.Reflection.TargetInvocationException: Unable to get the window

handle for the 'AxOVCtl' control. Windowless ActiveX controls are not

supported.---> System.AccessViolationException: Attempted to read or

write protected memory. This is often an indication that other memory

is corrupt.

at

System.Windows.Forms.UnsafeNativeMethods.IOleObject.DoVerb(Int32

iVerb, IntPtr Ipmsg, IOleClientSite pActiveSite, Int32 lindex, IntPtr

hwndParent, COMRECT IprcPosRect)