The link doesn't show me how to fix the problem but thanks anyway

Hi I have recently been havig a problem with joining battles in tanki, every time I join it loads up the game then an error comes up saying " a fatal error has occoured" then there is a button which says rejoin battle but when i click it, it just freezes and nothing happens, please help me asap this happens every time i try to join a battle and i have tried clearing my catche but still it does not work