So since now Arena Farming is giving out a lot of exp , I wanted to use it but when I farm with other people I don't lag at all . In game I can hit enemy with bat normally but when it comes to me healing I hold onto right click , The heal ball comes out a few time then it starts to act weird like the rescue gun move left and right constantly and nothing come out , Any one has any idea / solution ? Please help me

and please don't tell me to get a new computer .