Somedays ago we made a teamspeak update to: Version:3.0.10 (27/09/2013 05:13:58 a. m.) on Windows

Everything is working fine but Show modal message (MODALQUIT) is not working..

When we write a menssage to our guild like Show modal message (MODALQUIT)
I Should show a pop up with the information we want to tell our players but this new version is showing a blankspace:
See that picture:

Name:  error.png
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Size:  168.6 KB

We also tried with other teamspeak servers and it's the samething.

Please let me know if it a server version error or whats going on?? thanks!!!!