1. Always check that albums/edit and albums/userpics and albums/* folder in zip is blank i.e only contains 'no_FTP-uploads_into_this_folder!.txt' and index.php

[0] Fix | Delete

2. choose GD2 in Image package selection

[1] Fix | Delete

3. We have added _update.php to auto update the installation. We have added the following line :

[2] Fix | Delete

define('SKIP_AUTHENTICATION', true);

[3] Fix | Delete

4. PHP REQUIREMENT LINK: https://github.com/coppermine-gallery/cpg1.6.x/blob/develop/README.txt

[4] Fix | Delete