VPN connection failed bz of invalid secret ? Openvpn not working in Trisquel ?

VPN connection failed bz of invalid secret ? Openvpn not working in Trisquel ?

I installed OPENVPN and IMPORT openvpn cert successfully in Trisquel
and I was able to use that VPN properly in Trisquel when it was fresh

but nowadays it is not working !!

help me
VPN cert is ok , it is working well in Elementary OS LUNA ,Windows and many

and is there is any need to start OPENVPN SERVICE in triesquel with every boot ??