Failed 999 Invalid query

expert

#1

https://user:password@localhost:10000/owncloud/ocs/v1.php/apps/yourapp,when I input the url in the browser,
it prompts such information:failed 999 Invalid query, please check the syntax. API specifications are here: http://www.freedesktop.org/wiki/Specifications/open-collaboration-services. DEBUG OUTPUT: debug output: http request method: GET http request uri: /owncloud/ocs/v1.php/apps/yourapp/