and i have in admin an other error (maybe by absolute path not correct?)
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or ‘}’ in /home/www-tol/oversize/public/oversizeweb.com/doptg/admin/assets/php/admin.php on line 835
1- Copy the folder doptg somewhere on your server (preferably in the same folder with the page you want to add the gallery to).
2- Change the permission of the doptg/data & doptg/uploads with all subfolders to 777.
3-Change the following setings in doptg/config.php: