No lightbox when uploading by Zip

My lightbox works fine, but recently I added two galleries by Zip. Both galleries seem to be affected by the lightbox not working for them because all other galleries work fine. Is there a way to fix this (rather than redoing them)?

Examples
http://www.bowlandwalks.co.uk/index.php/spire-hill-longridge-fell/

http://www.bowlandwalks.co.uk/index.php/tolkien-trail/

Example of working gallery when Zip wasn’t used
http://www.bowlandwalks.co.uk/index.php/midgley-moor/

Thanks for your help

https://wordpress.org/plugins/nextgen-gallery/