Dear all lovely people who joined me on this problem,
Finally weekend so i had time to check my bike. you were right and my "pin" was off....i took engine cover down and fixed camchain....and all i can say is big THANK YOU ALL
Bike is running as before!!!
1 tooth can messed up a lot of things
now i have to adjust my clutch...by any chance some quick tips before i will messed up
THANK YOU GUYS for your help with my problem...its sorted