Big Trouble with Halion one i need Help Plz

[Prisonier Record]

Good Evening Everybody , im trippin with cubase since the sx version with xp , now since the 2009 i got my original copy of Cubase 5 working within an Imac..These 3 last dayz i was looking that i never use halion Symphonic Orchestra with my 90 days trial.So I told my self , "Why Not " i wanna try this Thing , and i saw, that it's did'nt work, ok , i don't give a .....
Today i was opening a project and then.......this messages error appear :

Syncrosoft licence control-error
Application "Halion One" has caused the following error :
Application not registered
Click ok to Abort

Now , i tried to reinstall the dvd Vst Collection , But Nothing
I tried to use my Backup but Nothing
I got to match many thingz to lose if i go wrong
Please Somebody Help Me , this is the first time i ask help,i alwayz figure out with ma thingz and trippin by my self..I need to Know What i Have to Do Step by Step , i will appreciate...Thank You

P.s. Sorry for my bad English.