Having run a brief test, the 3.6 VM works fine for me!

many thanks Adrian for your help and advice.

Keith
>
> As I see from your first mail you run a 3.8.8 VM on linux. What might 
> be interesting to try is an old 3.6 VM. In the case of the  problem 
> http://bugs.impara.de/view.php?id=4709 we found out that it does not 
> occur using a unix 3.6 VM.
> Another idea to get more datapoints is to open gdb on the hanging 
> Squeak process and print out the call stacks.
>
>
>

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