FATAL ERROR IN JAVA HELP ME PLEASE

please help me after I did that this dis video .......... >>>>> AeriaAVA Bypass Tutorial (part skiped boot errors) ............ ta ...... dabdo a message error when I try to enter the AVA heard talk that the error is fatal not know how ma ja arranges backapy but did not run please help me you guys very adimiro.........Fixing up there is not java is .... AVA .........