diff --git a/plex_dupefinder.py b/plex_dupefinder.py
index dcdb01b..22ca84b 100755
--- a/plex_dupefinder.py
+++ b/plex_dupefinder.py
@@ -348,6 +348,11 @@ def build_tabulated(parts, items):
         # loop returned duplicates
         for item in dupes:
             if item.type == 'episode':
+                if item.index == None:
+                  #print(f"error on {item.seasonEpisode} of {item.grandparentTitle} - no item index")
+                  title = "%s - %02dx%02d - %s" % (
+                    item.grandparentTitle, int(item.parentIndex), -1, item.title)
+                  continue
                 title = "%s - %02dx%02d - %s" % (
                     item.grandparentTitle, int(item.parentIndex), int(item.index), item.title)
             elif item.type == 'movie':