Just a quick update on this for anyone else struggling to find a solution. I created a support request for this issue: https://github.com/espressif/esp-idf/issues/4419 There are some further clues on the linked thread. It seems to still be occurring on 3.3, but looks like there's a fix already withi...

Did you ever figure this out? I'm getting this too.

Does anyone know what this "i2cCheckLineState(): Bus Invalid State, TwoWire() Can't init" error is about? I'm running the Adafruit ESP32 with their Ultimate GPS breakout v3 with the Monochrome 1.3" 128x64 OLED. The GPS connected via serial2, and is working fine without the OLED. The OLED connected v...