cannot add 2nd tapo camera

[dataonly]

I have recently purchased the tapo c210 and c200 camera which according to the tapo website the ports are ONVIF Service Port: 2020

RTSP Service Port: 554 which is the same as the tapo c210. i have created a portforward for the 554 and successfuly added the tapo c210 how i cannot add the 2nd camera which is the tapo c200.
Please advice how to add the second camera

[dataonly]

ok, prob solved after rebooting the camera, TNAS and router, now run into the second prob which is cannot get live view