Twitter player card ERROR: Invalid value (twitter:player)


Hello, i’m trying to implement twitter cards with angularjs.
I managed to do it for photo card , the card validator render the photo card properly. EX:
I have trouble with player card , i keep getting ERROR: Invalid value (twitter:player) Ex:
The meta tag for twitter:player its there and its pointing to another page where the player is.
I can’t find any solution.
Please some advice or help because i’m kinda desperate.
Thank you in advance.