Subversion Repositories wpShopGermany4

Error running this command: svn --non-interactive --config-dir /tmp/websvn --username '***' --password '***' log --xml --limit 2 -r 7998:1 'https://svn.maennchen1.de/wordpress/plugins/wpsg4/views/themes/shopthemeone/classes/backend/customfields/shopshow.class.php@7998'
svn: E160013: '/wordpress/!svn/rvr/7998/plugins/wpsg4/views/themes/shopthemeone/classes/backend/customfields/shopshow.class.php' path not found