Subversion Repositories wpShopGermany4

Error running this command: svn --non-interactive --config-dir /tmp/websvn --username '***' --password '***' log --xml --limit 2 -r 6680:1 'https://svn.maennchen1.de/wordpress/plugins/wpsg4/views/plugins/wpsg4/mods/wpsg_mod_gutschein.class.php@6680'
svn: E160013: '/wordpress/!svn/rvr/6680/plugins/wpsg4/views/plugins/wpsg4/mods/wpsg_mod_gutschein.class.php' path not found