+<H2><A NAME="ss2.7">2.7 Since I last updated I seem to be getting duplicate spots appearing.</A>
+</H2>
+
+<P>What has probably happened is that the dupefile has got corrupted in
+some way. Simply delete the /spider/data/dupefile and restart the
+cluster. It may take a little time to become fully functional but
+should solve your problem.
+<P>