--- documentViewer/documentViewer.py	2011/07/15 19:34:41	1.175.2.3
+++ documentViewer/documentViewer.py	2011/07/19 09:54:06	1.175.2.4
@@ -656,7 +656,8 @@ class documentViewer(Folder):
         logging.debug("documentViewer (getbibinfofromindexmeta) bibmap:"+repr(bibmap))
         logging.debug("documentViewer (getbibinfofromindexmeta) bibtype:"+repr(bibtype))
         # if there is no mapping bibmap is empty (mapping sometimes has empty fields)
-        if len(bibmap) > 0 and len(bibmap['author'][0]) > 0 or len(bibmap['title'][0]) > 0:
+        logging.debug("bibmap: %s"%repr(bibmap))
+        if len(bibmap) > 0 and bibmap.get('author',None) or bibmap.get('title',None):
             try:
                 docinfo['author']=getText(bib.find(bibmap['author'][0]))
             except: pass