I put in 6 dota 2 keys, thinking I would be able to use offline purchase since the other bots wouldn't send me trade requests. instead It said that it was disabled, so I tried to get my keys back and ended up with ths :
"Dispenser 05 (Lv.1): Unable to offer item! 01:03:21
Dispenser 05 (Lv.1): Unable to offer item! 01:03:21
Dispenser 05 (Lv.1): Unable to offer item! 01:03:21
Dispenser 05 (Lv.1): Unable to offer item! 01:03:21
Dispenser 05 (Lv.1): Unable to offer item! 01:03:22
Dispenser 05 (Lv.1): Unable to offer item! 01:03:22
Dispenser 05 (Lv.1): This is a EXCHANGE session, I will give you 6 items, at the same time you can deposit 10 items. Clic 01:03:22
Dispenser 05 (Lv.1): Security Code: 853063 01:03:22
Dispenser 05 (Lv.1): Unable to offer item! 01:03:32
Dispenser 05 (Lv.1): Unable to offer item! 01:03:32
Dispenser 05 (Lv.1): Unable to offer item! 01:03:32
Dispenser 05 (Lv.1): Unable to offer item! 01:03:32
Dispenser 05 (Lv.1): Unable to offer item! 01:03:33
Dispenser 05 (Lv.1): Unable to offer item! 01:03:33"
Please help and yes my profile is set to public.