[isabelle-dev] Problems building Isabelle/Scala

[Traytel Dmitriy]

> On 6 Apr 2019, at 20:09, Makarius <makarius at sketis.net> wrote:
> 
> On 06/04/2019 13:46, Traytel  Dmitriy wrote:
>> 
>>> On 05/04/2019 17:30, Traytel  Dmitriy wrote:
>>>> 
>>>> I have the same problem as Jasmin (on a MacBook Pro running macOS 10.14.3).
> 
> Here you could update to current 10.14.4 -- it was my version for
> testing. There is some (low) chance that the problem was due to Apple
> and is already solved.

I did that: without any success.

>> Instead of bisect, I took an educated guess after looking at the file history of Admin/components/main. So the first bad commit for me is b578749daa62 (which introduces scala 2.12.8). With its parent isabelle jedit -bf works.
>> 
>> Funnily, my operating system installation of scala is 2.12.8 too and I don't have any problems with it.
>> 
>> Not sure how to proceed from here.
> 
> For the moment you can just return to an older scala component in
> $ISABELLE_HOME_USER/etc/settings, e.g. like this:
> 
>  init_component "$HOME/.isabelle/contrib/scala-2.12.6"
> 
> or to whatever other version you see fit.
> 
> 
> End-users won't have to build Isabelle/Scala anyway: a release provides
> finished Isabelle/Scala/jEdit jars.

Ah ok: I didn't even dare to try an older version with the current repository tip for some reason. But indeed it now works for me with

init_component "$ISABELLE_HOME_USER/.isabelle/contrib/scala-2.12.7"

Dmitriy