Hi!

I have 14.0.6~pre + openjdk-8-jre-headless + arduino 1.8.3. I remember that I once saw the error you described, but that's been quite a while. You might try "chown a+w /etc/tqt3/" as a last resort :-/

Nik



Am Freitag, 30. November 2018 schrieb MLR:
> Hi,
> 
> Thanks for the answer. You are right, it is a java program. But the
> arduino IDE works in a vanilla ubuntu 18.4 in VirtualBox. So I think it
> is a TDE problem.
> 
> 
> Best regards
> 
> 
> On 30.11.18 16:44, deloptes wrote:
> > MLR wrote:
> >
> >> TQSettings::sync: failed to open '/etc/tqt3/tqt_plugins_3.5rc.tmp' for
> >> writing
> > Hi,
> > I am not using this package, but the message above most likely does not have
> > to do with your problem.
> >
> > Have a look at that
> >
> > ~/arduino-1.8.7$ ./arduino
> > Picked up JAVA_TOOL_OPTIONS:
> >
> > to me it looks like it is java app, so look in this direction - perhaps you
> > need to set tha java path or class path or similar.
> >
> > regards
> >
> >
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