I am Mohamed Thasim from Saudi Arabia. I'm your one of reseller. i have bought an Ukash Voucher amount of euro 500 and i tryd to recharge my actionvoip account. but i unable to use that voucher. i have got this error message when i go to submit. Payment failed! (Error code 850-999) Sorry, there is a system error. Please try again in 30 minutes. Should the problem persist please contact customer services and mention code 850-999 ! So, do I have any solution for this? please reply me as soon as possible. read full review »