Bukkit

What steps will reproduce the problem?
1.
2.
3.

What is the expected output? What do you see instead?
-

What version of the product are you using?
1.5

Do you have an error log of what happened?
http://pastebin.com/VhpKKsbS

Please provide any additional information below.
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other one: http://pastebin.com/6LgEKxWD

Good info. That will help me find it. Did you find a way to reproduce it?

@solarcloud7: Go

unfortunatly not :/

Okay I found out. You have make the server lag, then accept a trade. Then spam shift click the items inside and they stay in your inventory.