https://github.com/espressif/esptool/wiki/ESP32-Boot-Mode-Selection#later-boot-messages This fatal error indicates that the bootloader tried to read the software bootloader header at address 0x1000 but failed to read valid data. Possible reasons for this include: [*] There isn't actually a bootloade...

From pictures i dont see any obvious problems. It may be bad contact or soldering issue.

This is difference between SD card and micro SD. You can use SD_MMC or SD SPI, depending how you wire it.

rst:0x1 (POWERON),boot:0x8 (SPI_FAST_FLASH_BOOT) I (487) Sleep: esp_reset_reason=1 Timespent in deep sleep=1106ms I (487) Sleep: Not a deep sleep reset I (487) Main: Wake reason=0 Look at first line here. Its poweron reset, which is reset button pressed, power shortage etc. The same info you have f...

PM sent.

Im not 100% certain, but i think esp-idf itself is running in virtual env. The message you get here also would suggest that: ERROR: This script was called from a virtual environment, can not create a virtual environment again All you have to do is to source esp-idf in terminal that will be used to b...

Yes, its hard to miss RP2040 and rpi pico, but i think its not a competition to esp32 family. Im not saying, RP2040 seems to be really nice soc, especially its price ($4 for dev board!!!) and i will play with it for sure. Features like USB device/host and PIO are very interesting, but i think the bi...

You didnt post any logs, but is there printed by any chance log like this one?

There is few topics on this forum about OTA over BLE, but i will say it one more time. I am able to update with this method with speed over 1MB per minute. All depends on both devices configuration (MTU). I have 1 case when speed is much much slower and update takes around 20 minutes, but i could no...