Debian 12 black screen, formerly having flickering cursor

```
OS: Debian GNU/Linux 12 (bookworm) x86_64
Host: Laptop AB
Kernel: 6.1.0-32-amd64
Uptime: 8 mins
Packages: 4003 (dpkg), 17 (flatpak)
Shell: bash 5.2.15
Resolution: 2256x1504
DE: Xfce 4.18
WM: Xfwm4
WM Theme: Default-xhdpi
Theme: Adwaita-dark [GTK2/3]
Icons: HighContrast [GTK2/3]
Terminal: guake
CPU: 11th Gen Intel i7-1165G7 (8) @ 4.700GHz
GPU: Intel TigerLake-LP GT2 [Iris Xe Graphics]
Memory: 3528MiB / 15777MiB
```

Running on a Framework 13 laptop with above specs.

Had the flickering cursor issue, `--debug` output was as follows (note the lack of "up and running" under Displaylink service status, even though I was able to use the software to extend the display)

```
-------------------------------------------------------------------
Starting Debug ...
Did you read Post Installation Guide? https://github.com/AdnanHodzic/displaylink-debian/blob/master/docs/post-install-guide.md [y/N] y
Did you read Troubleshooting most common issues? https://github.com/AdnanHodzic/displaylink-debian/blob/master/docs/common-issues.md [y/N] y
--------------- Linux system info ----------------
Distro: Debian
Release: bookworm
Kernel: 6.1.0-32-amd64
---------------- DisplayLink info ----------------
Driver version: 1.14.9
DisplayLink service status:
EVDI service version: 1.14.9
------------------ Graphics card -----------------
Vendor: i915
Subsystem: TigerLake-LP
VGA: Intel Corporation TigerLake-LP GT2 [Iris Xe Graphics] (rev 01)
VGA (3D):
X11 version: 21.1.7-3+deb12u9
X11 configs: /etc/X11/xorg.conf.d/20-displaylink.conf
-------------- DisplayLink xorg.conf -------------
File: /etc/X11/xorg.conf.d/20-displaylink.conf
Contents:
Section "Device"
Identifier "Intel"
Driver "intel"
EndSection
-------------------- Monitors --------------------
Providers: number : 2
Provider 0: id: 0x49 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 5 outputs: 6 associated providers: 1 name:Intel
Provider 1: id: 0x56f cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
-------------------------------------------------------------------
Use this information when submitting an issue (http://bit.ly/2GLDlpY)
-------------------------------------------------------------------
```

Ran through the instructions as per https://github.com/AdnanHodzic/displaylink-debian/issues/192#issuecomment-452235074 (with sudo to prevent "permission denied" errors) and now all I get is a black second monitor. Now `--debug` is as follows

```
-------------------------------------------------------------------
Starting Debug ...
Did you read Post Installation Guide? https://github.com/AdnanHodzic/displaylink-debian/blob/master/docs/post-install-guide.md [y/N] y
Did you read Troubleshooting most common issues? https://github.com/AdnanHodzic/displaylink-debian/blob/master/docs/common-issues.md [y/N] y
--------------- Linux system info ----------------
Distro: Debian
Release: bookworm
Kernel: 6.1.0-32-amd64
---------------- DisplayLink info ----------------
Driver version: 1.14.9
DisplayLink service status:
EVDI service version: 1.14.9
------------------ Graphics card -----------------
Vendor: i915
Subsystem: TigerLake-LP
VGA: Intel Corporation TigerLake-LP GT2 [Iris Xe Graphics] (rev 01)
VGA (3D):
X11 version: 21.1.7-3+deb12u9
X11 configs: /etc/X11/xorg.conf.d/20-displaylink.conf
-------------- DisplayLink xorg.conf -------------
File: /etc/X11/xorg.conf.d/20-displaylink.conf
Contents:
Section "Device"
Identifier "Intel"
Driver "intel"
EndSection
-------------------- Monitors --------------------
Providers: number : 1
Provider 0: id: 0x49 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 5 outputs: 6 associated providers: 0 name:Intel
-------------------------------------------------------------------
Use this information when submitting an issue (http://bit.ly/2GLDlpY)
-------------------------------------------------------------------
```

I've hit the point where I am no longer comfortable debugging on my own because my previous attempt has made the problem worse. If you have the time, I could use some help.

EDIT: I attempted `--uninstall `and `--reinstall `but I still have a black screen.