Bug report -vs- feature.
OS: Linux mint v16 running cinnamon
Launch yEd and a version check dialog will appear offering to upgrade from 3.12 to 3.12.2. Two buttons showing - [Visit yEd Homepage] [OK].
Click [Visit yEd Homepage] - an error dialog will display reporting:
Error attempting to launch web browser: Could not find web browser.
A default web browser has been assigned as the command path exists so the homepage should be accessible for an upgrade download:
% update-alternatives --get-selections | grep -i brows
gnome-www-browser auto /usr/bin/google-chrome-stable
x-www-browser auto /usr/bin/google-chrome-stable
% ls -ld /usr/bin/google-chrome-stable /opt/google/chrome/google-chrome
-rwxr-xr-x 1 root root 1936 Mar 1 18:22 /opt/google/chrome/google-chrome
lrwxrwxrwx 1 root root 32 Mar 1 18:22 /usr/bin/google-chrome-stable -> /opt/google/chrome/google-chrome