most likely nextcloud.log which is in the data folder (/var/www/nextcloud/data) . The path is defined in config/config.php.
tell us your os, database, webserver and the config of them.
most likely nextcloud.log which is in the data folder (/var/www/nextcloud/data) . The path is defined in config/config.php.
tell us your os, database, webserver and the config of them.