Thank you!
Removing the connection to pin 12 actually fixed it
I still have something connected on 2. Do i need to disconnect it, or what would happen if i don't?

Hi Guys, I got a really annoying issue with my ESP32 wroom32D devboard. I really like it, but almost all the time i can't really write to the flash chip (reading always works). I flashed circuitpython, and connected some hardware (a matrix, an oled screen, a battery and 2 rotary encoders) and now i ...