What is the minimum width and height Of Facebook Open Graph Images?

Question

I had read that images associated with a given URL in the Facebook open graph had to be greater than 50 x 50

However, when we ran the Facebook Object debugger - we g

Answer 1

I had same issue which did my head in. I'm using wordpress site so I had to drop the www. Check in your wordpress admin > settings >general for your site address / wordpress address etc.. This overcomes other URL errors.
As for the image issue, all I can say is that putting this in my header file worked for me. I added this below.

IN wordpress, I did leave the in there.

Also as suggested in other posts in my instance this code: made it NON WORKING. Removing it fixed it instantly.

I used a 500 x 500 image. Good Luck.. hopefully I save someone else's pain.