FAQ

A correct URL was passed but the lightbox displays an "Invalid source" message.

Most likely an external URL without the CORS enabled was used, so the lightbox cannot detect its type automatically. The issue can by solved by manually setting the source's type, or enabling the CORS of the given resource, or putting the file on the local server.

How to pause videos on a slide change?

In most recent versions it's done out-of-the-box, so update the lightbox if you don't have this feature.

The lightbox doesn't detect new <a> tags.

Check out the refreshFsLightbox function.