Subversion Repositories Applications.projet

Error running this command: svn --non-interactive --config-dir /tmp/websvn log --xml --quiet --limit 40 -r -1:1 'file:///home/svn/depot/applications/projet/trunk/appli_arbre_date.php@-1'
No output on STDOUT.E205000: Syntax error in revision argument '-1:1'