Default [Q] YouTube not working after flashing custom rom

Hi,
after flashing a custom rom on my galaxy tab S T705, im unable to get my youtube working.
I will be faced with "An error has occured" and can only tap to retry.

im using this rom http://forum.xda-developers.com/gala...4-lte-t2837428

and using chainfire autoroot.

how can i get my youtube to work once again?