Index: FormatParagraph.py
===================================================================
--- FormatParagraph.py	(revision 58780)
+++ FormatParagraph.py	(working copy)
@@ -75,6 +75,7 @@
         else:
             text.mark_set("insert", last)
         text.see("insert")
+        return "break"
 
 def find_paragraph(text, mark):
     lineno, col = map(int, mark.split("."))