Some issues

Required parameter $alert follows optional parameter $context
wp-content/plugins/mainwp-child-reports/alerts/class-alert-trigger-author.php:165
WP_MainWP_Stream\Alerts->load_alert_triggers()
wp-content/plugins/mainwp-child-reports/classes/class-alerts.php:101
WP_MainWP_Stream\Alerts->__construct()
wp-content/plugins/mainwp-child-reports/classes/class-plugin.php:182
WP_MainWP_Stream\Plugin->init()
wp-includes/class-wp-hook.php:308
do_action(‘init’)
wp-settings.php:617

Required parameter $alert follows optional parameter $context
wp-content/plugins/mainwp-child-reports/classes/class-alert-trigger.php:87
WP_MainWP_Stream\Plugin->autoload()
wp-content/plugins/mainwp-child-reports/alerts/class-alert-trigger-author.php:17
WP_MainWP_Stream\Alerts->load_alert_triggers()
wp-content/plugins/mainwp-child-reports/classes/class-alerts.php:101
WP_MainWP_Stream\Alerts->__construct()
wp-content/plugins/mainwp-child-reports/classes/class-plugin.php:182
WP_MainWP_Stream\Plugin->init()
wp-includes/class-wp-hook.php:308
do_action(‘init’)
wp-settings.php:617

Required parameter $alert follows optional parameter $context
wp-content/plugins/mainwp-child-reports/alerts/class-alert-trigger-context.php:209
WP_MainWP_Stream\Alerts->load_alert_triggers()
wp-content/plugins/mainwp-child-reports/classes/class-alerts.php:101
WP_MainWP_Stream\Alerts->__construct()
wp-content/plugins/mainwp-child-reports/classes/class-plugin.php:182
WP_MainWP_Stream\Plugin->init()
wp-includes/class-wp-hook.php:308
do_action(‘init’)
wp-settings.php:617

Required parameter $alert follows optional parameter $context
wp-content/plugins/mainwp-child-reports/alerts/class-alert-trigger-action.php:174
WP_MainWP_Stream\Alerts->load_alert_triggers()
wp-content/plugins/mainwp-child-reports/classes/class-alerts.php:101
WP_MainWP_Stream\Alerts->__construct()
wp-content/plugins/mainwp-child-reports/classes/class-plugin.php:182
WP_MainWP_Stream\Plugin->init()
wp-includes/class-wp-hook.php:308
do_action(‘init’)
wp-settings.php:617

Best regards.