gAM LOADS TO mOJANG LOGO THEN SAYS NOT RESPONDING

THE GAME LOADS AS FAR AS THE MOJANG LOGO AND THEN SAYS NOT RESPONDING IN TOP BAR THEN WE TRY TO CLOSE AND IT SAYS WAITING FOR JAVA BINAIRY TO RESPOND WE HAVE INSTALLED AND REINSTALLED NEMOROUS TIMES TO NO AVAIL WE HAVE TRIED RUNNING WITH FIREWALL OFF AND ANTIVIRUS OFF AS WELL STILL DOES NOT WORK
PLEASE ADVISE HOW TO SORT.