Subversion Repositories wpShopGermany4

Error running this command: svn --non-interactive --config-dir /tmp/websvn --username '***' --password '***' log --xml --limit 2 -r 7807:1 'https://svn.maennchen1.de/wordpress/plugins/wpsg4/views//plugins/wpsg4@7807'
svn: E160013: '/wordpress/!svn/rvr/7807/plugins/wpsg4/views/plugins/wpsg4' path not found