JW player for WordPress – The plugin does not have a valid header ERROR

I noticed that there’s a lot of frustration about this issue in both WordPress and Longtail forums.

I made a video tutorial showing how to install & upgrade JW player WordPress plugin and avoid this error

https://www.eduardosilva.biz/jw-player-for-wordpress-the-plugin-does-not-have-a-valid-header-error/

I hope this will help you