Appollogize.
Just download again to my laptop and none of the bugs show
You can create new project and go back to previous and command B works as always.
No idea why my old iMac behave crazy, but investigate later and do all again in 
Windows and Linux.

Best
Edgar

> On Aug 24, 2016, at 09:09, marcel.taeumel <Marcel.Taeumel at hpi.de> wrote:
> 
> Edgar J. De Cleene-3 wrote
>> https://youtu.be/aemzhKWckhY
>> 
>> As not only complain :=)
>> 
>> By the way , if you do previous project the image show an emergency
>> evaluator and freeze
>> 
>> 
>> Edgar
>> @morplenauta
> 
> Hi Edgar,
> 
> can you give more information? I cannot reproduce that issue.
> 
> Best,
> Marcel
> 
> 
> 
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>