Black screen when testing app

Hi,

I’ve tryed to upload hellworld app via Thonny and I got a black screen and this in the log:

MPY: soft reboot
MP boot @42942ms
prepare paths
D (43138): Loading config
C (43151): Start VOBOT v1.2.0 VOBOT-PRD REV2
D (43188) DEV_MON: device monitor started
D (43192): asyncio loop forever
D (43194) DH: Dock Hub Start
init: I2C(0, scl=18, sda=17, freq=80000)
I (43484) BUZZER: buzzer init
~D (43528) CFGPRJ: Project ConfigMgr init
init CH455
init: UART(2, baudrate=19200, bits=8, parity=1, stop=1, tx=8, rx=-1, rts=-1, cts=-1, txbuf=0, rxbuf=129, timeout=0, timeout_char=0)
OEM type (0, 0, 0)
Double buffer 19200
Task exception wasn’t retrieved
future: coro= <generator object ‘init’ at 3c3bd650>
Traceback (most recent call last):
File “asyncio/core.py”, line 1, in run_until_complete
File “variants/dock_hub/init.py”, line 55, in init
File “variants/dock_hub/ui/init.py”, line 122, in init
File “variants/dock_hub/ui/init.py”, line 25, in lvglInit
File “drivers/init.py”, line 90, in init
File “drivers/init.py”, line 46, in initOnBoard
File “drivers/lv_lcd_spi.py”, line 42, in init
MemoryError: memory allocation failed, allocating 1010706792 bytes
~
_~~W (93715) DEV_MON: now=1747245030 alloc=129KB free=4031KB
_
~~_~~~~

Any idea of where the problem come from? Thanks

Hello,

According to your feedback, the problem is:

Solution:
Hard reboot the device: Disconnect the power supply and reconnect it

If you have any questions about the use of the product, please feel free to contact us.

You might want to change the documentation here at step g that says to press ctrl d: Getting Started - Vobot Mini Dock