Control: reassign -1 thunderbird Control: tag -1 + moreinfo Hi Ben,
Ben Caradoc-Davies: > clicking on an email link in thunderbird results in an error dialog: > Failed to execute default Web Browser. > Failed to execute child process “/usr/bin/firefox” (Permission denied). > journalctl reports: > Nov 18 14:02:57 ripley kernel: audit: type=1400 audit(1510966977.757:32): > apparmor="DENIED" operation="exec" profile="thunderbird" > name="/usr/lib/firefox/firefox" pid=27192 comm="exo-helper-1" > requested_mask="x" denied_mask="x" fsuid=1000 ouid=0 > Firefox is set as the preferred web browser under xfce "Preferred > Applications". Thanks for this bug report! Could you please try reproducing this with thunderbird 1:52.4.0-2~exp1 or newer, currently available in Debian experimental? Cheers, -- intrigeri