Hi,

I'm struggling to get the thumbnail creation to work - Error messages below.

I have manually created some thumbnails for now, but would like to know what the issue is


Piwigo 11.5.0
Operating system: Linux
PHP: 7.4.20 (Show info) [2021-06-18 07:12:30]
MySQL: 5.5.5-10.3.29-MariaDB-0ubuntu0.20.04.1 [2021-06-18 07:12:30]
Graphics Library: ImageMagick 6.9.10-23

Piwigo URL: https://pgallery.uk/

Error messages -

Warning: array_merge(): Expected parameter 1 to be an array, null given in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 53

Notice: Undefined index: output in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 66

Warning: array_merge(): Expected parameter 1 to be an array, null given in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 78

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 90

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 94

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 108

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 114

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_dependencies.php on line 38

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 52

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 52

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 52

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 77

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 84

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 112

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 202

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 77

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 84

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 112

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php on line 202

Notice: Trying to access array offset on value of type null in /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/admin/admin_sync.php on line 190

Warning: Cannot modify header information - headers already sent by (output started at /var/www/vhosts/pgallery.uk/httpdocs/plugins/piwigo-videojs/include/function_sync2.php:112) in /var/www/vhosts/pgallery.uk/httpdocs/include/page_header.php on line 94