hi guys I bought 2 ego batteries from ecigindia.com,they are out of warrantee period and wont be replaced,the internal thread that screws onto the charger has gone bad and it will not screw on now so i'm not able to charge the battery, is there any way to repair this or fix it ?I cant afford to keep spending money of new batteries every 3 months please help this happened even thoug I have been using the original vapin charger that came with the battery starter kit please help