database is locked

Typecho\Db\Adapter\SQLException: database is locked in /mnt/disk/www-cm2/wwwroot/blog/var/Typecho/Db/Adapter/SQLite.php:88 Stack trace: #0 /mnt/disk/www-cm2/wwwroot/blog/var/Typecho/Db.php(391): Typecho\Db\Adapter\SQLite->query() #1 /mnt/disk/www-cm2/wwwroot/blog/usr/plugins/TePostViews/Plugin.php(106): Typecho\Db->query() #2 [internal function]: TePostViews_Plugin::viewCounter() #3 /mnt/disk/www-cm2/wwwroot/blog/var/Typecho/Plugin.php(446): call_user_func_array() #4 /mnt/disk/www-cm2/wwwroot/blog/var/Widget/Archive.php(1415): Typecho\Plugin->__call() #5 /mnt/disk/www-cm2/wwwroot/blog/var/Typecho/Router.php(99): Widget\Archive->render() #6 /mnt/disk/www-cm2/wwwroot/blog/index.php(23): Typecho\Router::dispatch() #7 {main}