Owncloud database connection error. __ Database

When using owncloud, there is sometimes a database connection error, which is generally due to MySQL user rights errors, we need to delete owncloud ourselves created users as well as the table all clean, start from scratch, the following is the solution.

Solution:

Drop Database <dbname>;


SELECT * from Mysql.user;


Drop all the oc_* users
drop USER ' oc_<username> ' @ ' localhost ';
Drop user "oc_<username>";


Delete the/var/www/owncloud/config/config.php


#when There is no. oc_user start again from the beginning.