Cant connect to other nodes from inside GCP

I have a Ubuntu 22.04 node in GCP that I installed tailscale on. It cannot connect to other nodes for some reason…

Make sure that you have opened up the GCP firewall, as it blocks traffic by default. The following link has the necessary steps:

same issue. weird things happening.

i advertise internal subnet in all vms and when i turn on the subnet in that vm it cant ping to other internal nodes anymore