Could not connect to partner ( no route )

icyhorizon

hi, untill 2 monthes everything worked

lately i have my teamviewer on one devie.

the other android device have HOST viewer.

i had all well untill lately i cant connect from my mobile to the other HOST mobile

the errro is " couldnt connecto to partner" and " ( no route ) " although the HOST mobile is GREEN

i have tried disable the IPv6 .. didnt help

updating latest versions didnt help

the HOST mobile is connected on WiFI not 4g

the main phone is on 4g

.... Help please