Fivem make crash my game now


Hi, since i installed fivem its impossible to be to return on gta online.
I deleted five, uninstall gtav+socialclub, i tried to reinstall gtav from R* “install tool”, and now th laucher is perma crashing or say me “Offline mode not available, offline mode is only for account u have on this pc…u didnt connect before on dis machine, u cant acces to the offline mod” ( sry my bad english…)
And i cant access social club on internet, black on white…wtf, i have this bugs since i instaleld fivem :’(

can u help me guys, i dont know what i have to do now…