Subversion Repositories shark

Error running this command: /usr/local/bin/svn --non-interactive --config-dir /tmp log --xml --verbose -r 1216:1 'file:///home/shark/svn/demos/tags/rel_1_21/pse51/ptest1@1216' --limit 2
svn: E160013: File not found: revision 1216, path '/demos/tags/rel_1_21/pse51/ptest1'