I was having problems with the Black and White 1.54" epaper modules under GxEPD2 library. When I updated my library to version 1.2.6, there was a NEW 1.54"BW epaper display descriptor GxEPD2_BW<GxEPD2_154_D67, GxEPD2_154_D67::HEIGHT> display(GxEPD2_154_D67(/*CS=5*/ SS, /*DC=*/ 22, /*RST=*/ 21, /*BUS...

I'm having a similar issue. My esp32 Wroom32 is connected to a 1.54" epaper display. I have an HTTP client running. If the GET receives more than 6 characters, I get a "Meditation Guru - Unimplemented fetch" error and it crashes and restarts. Then if I send smaller strings, it sometimes works howeve...