# do routing stuff
my $pref = Route::Node::get($self->{call});
- my @rout = $pref->del_nodes;
+ my @rout = $pref->del_nodes if $pref;
push @rout, $main::routeroot->del_node($call);
dbg('route', "B/C PC21 (from PC39) for: " . join(',', (map{ $_->call } @rout))) if @rout;