Hi,
For all users who got the ERROR -337, you could try this :
https://forums.plex.tv/t/plex-and-webos-error-337/558226/9?u=isebc
This solved my problem 
Hi,
For all users who got the ERROR -337, you could try this :
https://forums.plex.tv/t/plex-and-webos-error-337/558226/9?u=isebc
This solved my problem 