Heya! I'm really REALLY new to this server and I cannot even get into the actual town! When I login with the ip, it just says this Connection Lost Failed to Login: Bad Login PLZ HELP!

PLZ HELP ME!! I'm new to minetown <object class="emojione" data="https://resources.enjin.com/1489581540/themes/core/images/emojione/svg/1f642.svg?0" type="image/svg+xml" standby=":)">:)</object> and I haven't even been on 1 SINGLE SERVER yet because of errors...especially the internal java error thing which all tutorials on the net didn't work... <object class="emojione" data="https://resources.enjin.com/1489581540/themes/core/images/emojione/svg/2639.svg?0" type="image/svg+xml" standby=":(">:(</object> But I tried all of the ip's here and they ALL don't work... all of them say this: Connection Lost Failed to Login: Bad Login PLZ HELP!!