said Slávek Banko: | On Sunday 09 of December 2018 03:45:28 dep wrote: | > when i try to start firefox: | > | > dep@dep-desktop:~$ firefox | > | > (firefox:2619): Gtk-ERROR **: GTK+ 2.x symbols detected. Using GTK+ | > 2.x and GTK+ 3 in the same process is not supported | > ExceptionHandler::GenerateDump cloned child 2627 | > ExceptionHandler::SendContinueSignalToChild sent continue signal to | > child ExceptionHandler::WaitForContinueSignal waiting for continue | > signal... | > | > (crashreporter:2632): Gtk-ERROR **: GTK+ 2.x symbols detected. Using | > GTK+ 2.x and GTK+ 3 in the same process is not supported | > | > again, nothing changed in either software or configuration. | > | > this is very, very weird. | > -- | > dep | > | > Sent with ProtonMail Secure Email. Because privacy matters. | | Are you sure that you do not have the kgtk-qt3-trinity installed?

it just gets curiouser. i did an apt-get remove of kgtk-qt3-trinity and it was indeed installed and now everything works. but i didn't install it just now, and everything was working.

anyway, you seem to have fixed it. and for that you have my hearty thanks!