I have been having the same problem
error 2123-0011 (0x167b)
Hwfly OLED
17.0, atmopshere 1.6.2, hekate 6.0.7, latest sigmapatches...
I have a v1 with identical settings - 17.9, atmos 1.6.2, hekate 6.0.7, latest sigmapatches .... works fine. Internet - fine.
this helped a bit - it allowed my...