lag and freezes

[R26060719]

since march i have had a lagg and freeze problem i have a ticket in and i get the same response seem no one can fix that why i cant do spire and dungeons and mp with out freezing up do good on everytrhing else i need this fixed i want to spend money on game but wont till this is fixed used to never have this problem till march 9th of this year and every updayte or maintance you do messes it up or makes it worse please help