echo "Error: $GROUP group does not exist and executing \"addgroup --quiet --system $GROUP\" failed which prevents configuring Wireshark for capturing traffic as an unprivileged user."
echo "Please create the $GROUP system (or user) group and try configuring wireshark-common again."
exit 1
else
echo "Note: $GROUP is a user group, but the preferred configuration is setting it up as a system group. Purging wireshark-common will not remove the $GROUP group as a result, but otherwise everything should work properly."