DIRECTORY NAME NOT VALID

[Bat-elettronico]

Hello, the code not run... I use a eMMC in SDIO mode.
i have error in test, directory name not valid for the pc and the ESP reset in loop... with other librarie i read and write the memory, can we help me?

Thanks :)

[Bat-elettronico]

platformio.ini setting:

-DBOARD_HAS_PSRAM
; make sure serial output works
; -DARDUINO_USB_MODE
; -DARDUINO_USB_CDC_ON_BOOT
; prevent hardware serial being used - we'll use USB serial
-DNO_GLOBAL_SERIAL
; decode exceptions
monitor_filters = esp32_exception_decoder
monitor_speed = 115200