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I've just switched my computer to Turkish using Control Panel and have replicated your problem. The good news is there's a workaround: switch your computer to not turkish. The bad news is that's all I can suggest. You'll have to wait for the tool to be released with a fix for this.
This appears to be the cause of the problem: (...://
java.sys-con.com/node/46241)
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Switching language is very disturbing because of Turkish keyboard but yes it is absolutely the reason of this bug and there is no solution yet. So nothing much to do. Thank you very much for your help.
isumairu