uploading screens not working in GBA section .

uploading screens not working in GBA section and it show this message :"{"result":"success","size":"We got your screenshot, thanks! Please review it above!","name":"1f5799034b02f2239dcf93e744bb38e7","id":18695}"

Maybe you have javascript turned off?

let me check .. yes its says i have diasbled the Javascript,but i have it enabled globally and i still get this message :(
BTW im using Firefox.