Topic "RDM 9.1.2.0 crashes when open VNC session" a message from dadep

Hello,
I've configured some UltraVNC (release 1.0.9.6.1) sessions and when open one of these, RDM crashes.
The error is the following

Faulting application remotedesktopmanager.exe, version 9.1.2.0, stamp 52f2ddb5, faulting module ultravncax.dll, version 1.1.0.2, stamp 4e5c7779, debug? 0, fault address 0x00002bfc.

Attached the Event Viewer logfile.
My o.s. is Windows XP SP3

thanks in advance
Regards,
Davide