Platform (Browser -Chrome, Firefox etc / Mini client) : Mini Client/Firefox

Server number : S1052 Teaching Instructions

Character name : CasualGamer

UID (Facebook account - you can find your UID on the bottom of the Facebook page, Oasis account - go to your profile page and click on your avatar) :

Description of the problem you are experiencing : Impossible to upgrade tactics. From the day i unlocked them, until today i tried about a dozen times. It is always giving me the same error.

Screenshot of the error page :https://www.sendspace.com/file/opkhy2

Operating system : Win 7 OS

Screen resolution :1680 x 1050

Your computer time zone and your country :(UTC +1) Belgrade, Serbia

Are you using VPN ? :No

Server number : S1052 Teaching Instructions

Character name : CasualGamer

UID (Facebook account - you can find your UID on the bottom of the Facebook page, Oasis account - go to your profile page and click on your avatar: 300004379626798

Description of the problem you are experiencing :

Tried the game through mini client and firefox, and it's giving me black screen on both and I can't access the game!

Screenshot of the error page :

Operating system : Win7

Screen resolution :1680 x 1050

Your computer time zone and your country :(UTC + 01:00) Belgrade, Serbia

Are you using VPN ? :No