Event Weapons have too much weight. I cannot store them in the treasury, please help.

It keeps giving me the message: "Item is still equipped." While it isn't equipped at all. It's just sitting in my inventory.

Can anyone help, because i'm over 100% weight all the time because of this.

http://puu.sh/IctaR/1f39422a9e.jpg

Hello Khanieboy1, please submit a ticket :
http://support.playwithi.com/index.php?/Tickets/Submit