Can't run Sculpfun s9 on UBUNTU

[berainlb (PY)]

@Iguanna

[  713.231022] usb 1-1: usbfs: interface 0 claimed by ch341 while 'brltty' sets config #1
[  713.232059] ch341-uart ttyUSB0: ch341-uart converter now disconnected from ttyUSB0
[  713.232132] ch341 1-1:1.0: device disconnected

Looks like there’s a device conflict which is hijacking the terminal. This is a known issue.
Information here for reference:

Laser won't connect in (X)ubuntu

If you see a USB device detection event in your system log but there is no ttyUSB[0-9] device it may be the CH340 USB serial adapter problem. There is a braille terminal based on that adapter and you may have a configuration for that even if you don’t need it. Unfortunately that configuration inhibits the creation of the ttyUSB device and Lightburn cannot access your engraver. Note the vendor/device ID and search in /usr/lib/udev/rules.d/* If an entry shows up edit that rules file, comment the…

Can you run this in Terminal:

grep 7523 /usr/lib/udev/rules.d/*