fix bug in help URL formation. Fixes #48

diff --git a/lib/stemmaweb/Controller/Relation.pm b/lib/stemmaweb/Controller/Relation.pm
index 1c3bf8e..24d1de3 100644 (file)
--- a/lib/stemmaweb/Controller/Relation.pm
+++ b/lib/stemmaweb/Controller/Relation.pm
@@ -133,7 +133,7 @@ sub main :Chained('text') :PathPart('') :Args(0) {
        $c->stash->{'startseg'} = $startseg if defined $startseg;
        $c->stash->{'svg_string'} = $svg_str;
        $c->stash->{'text_title'} = $tradition->name;
-       if( $tradition->can('language') ) {
+       if( $tradition->can('language') && $tradition->language ) {
                $c->stash->{'text_lang'} = $tradition->language;
                $c->stash->{'can_morphologize'} = 1;
        } else {