Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, array callback has to contain indices 0 and 1 in /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php:324
Stack trace:
#0 /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()
#1 /www/wwwroot/www.52pchome.com/wp-includes/plugin.php(517): WP_Hook->do_action()
#2 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Settings/Section.php(55): do_action()
#3 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Backup/Manager.php(69): EasyWatermark\Settings\Section->__construct()
#4 /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php(324): EasyWatermark\Backup\Manager->register_settings_section()
#5 /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()
#6 /www/wwwroot/www.52pchome.com/wp-includes/plugin.php(517): WP_Hook->do_action()
#7 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Settings/Settings.php(60): do_action()
#8 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Settings/Settings.php(49): EasyWatermark\Settings\Settings->register_sections()
#9 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/vendor/micropackage/singleton/src/Singleton.php(58): EasyWatermark\Settings\Settings->__construct()
#10 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Watermark/Handler.php(75): Micropackage\Singleton\Singleton::get()
#11 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Core/Plugin.php(217): EasyWatermark\Watermark\Handler->__construct()
#12 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Features/WatermarkPreview.php(67): EasyWatermark\Core\Plugin->get_watermark_handler()
#13 /www/wwwroot/www.52pchome.com/wp-content/plugins/easy-watermark/src/classes/Core/Plugin.php(102): EasyWatermark\Features\WatermarkPreview->__construct()
#14 /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php(322): EasyWatermark\Core\Plugin->setup()
#15 /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()
#16 /www/wwwroot/www.52pchome.com/wp-includes/plugin.php(517): WP_Hook->do_action()
#17 /www/wwwroot/www.52pchome.com/wp-settings.php(559): do_action()
#18 /www/wwwroot/www.52pchome.com/wp-config.php(115): require_once('...')
#19 /www/wwwroot/www.52pchome.com/wp-load.php(50): require_once('...')
#20 /www/wwwroot/www.52pchome.com/wp-blog-header.php(13): require_once('...')
#21 /www/wwwroot/www.52pchome.com/index.php(17): require('...')
#22 {main}
thrown in /www/wwwroot/www.52pchome.com/wp-includes/class-wp-hook.php on line 324
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