What is the problem? I can send my g-code to my raspberry pi 4, I can see it in the file section but I cannot see it in the layer window.
What did you already try to solve it? I tried the g-code on my other printer and it worked.
Logs (syslog, dmesg, ... no logs, no support)
Additional information about your network (Hardware you are trying to connect to, hardware you are trying to connect from, router, access point, used operating systems, ...) Raspberry (both) are connected by Wifi.