Linux debian 4.9.0preempt-r2 #1 SMP PREEMPT Sun Dec 25 22:30:32 GMT 2016 x86_64 GNU/Linux
Ctrl-alt-F2 to console and killing qjackctl process brings X back.
Starting qjackctl from terminal shows shows no error and nothing relevant shows up in qjackctl.log.
Going back to qjackctl_2%3a0.4.1-1kxstudio2_amd64.deb and the problem does not occur.
Thanks
Rob
[BUG?]Starting qjackctl from qjackctl_2%3a0.4.5-1kxstudio1v5_amd64.deb locks X
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