docbackend: protect from sytledtexttag with value is None

2015-07-20 07:18:24 -04:00 · 2015-07-20 07:18:24 -04:00 · 86cab99e7a
commit 86cab99e7a
parent 85a97c1c7f
1 changed files with 2 additions and 0 deletions
--- a/gramps/gen/plug/docbackend/docbackend.py
+++ b/gramps/gen/plug/docbackend/docbackend.py
@ -222,6 +222,8 @@ class DocBackend(object):
            return self.format_link(s_tag.value)
        typeval = int(s_tag.name)
        s_tagvalue = s_tag.value
+        if s_tagvalue is None:
+            return None
        tag_name = None
        if tagtype.STYLE_TYPE[typeval] == bool:
            return self.STYLETAG_MARKUP[self.STYLETYPE_MAP[typeval]]