Thanks for the detailed response, thats much what I expected. You did help me find my fault quickly, so thankyou! Ironically (having spent a week hunting for this fault) the issue was in my memory diagnostic code (which was still hanging around since when I was getting things happy running in the ex...

I am encountering an intermittent Double Exception fault in my application and would appreciate any suggestions on how to approach debugging this. I am using esp-idf-v4.4 with some esp-iot-solution components (LVGL and display drivers) on an ESP32 WROOM with 8MB PSRAM enabled. My application is most...