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    Bug 
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    Resolution: Done
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    P1: Critical 
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    Qt Creator 3.1.0-beta
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    None
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    Linux x86, Qt 5.3.0-beta, Qt Creator 3.1.0 beta
This is all I see in the Application output, but then the Application on the device hangs.
D/Qt      (17826): qtcpserverconnection.cpp:173 (void QTcpServerConnection::listen()): QML Debugger: Waiting for connection on port 47921...
Same issue here: http://qt-project.org/forums/viewthread/36830