I'm trying to fix this problem now but I don't know how to
Waiting for user input...
Starting
> Installing video-nvidia-dkms...
Sourcing /etc/mhwd-x86_64.conf
Has lib32 support: true
Sourcing /var/lib/mhwd/db/pci/graphic_drivers/nvidia-dkms/MHWDCONFIG
Processing classid: 0300
Sourcing /var/lib/mhwd/scripts/include/0300
Processing classid: 0302
:: Synchronizing package databases...
warning: nvidia-utils-460.56-1 is up to date -- skipping
warning: nvidia-settings-460.56-1 is up to date -- skipping
warning: egl-wayland-1.1.6-1 is up to date -- skipping
core is up to date
extra is up to date
community is up to date
multilib is up to date
chaotic-aur is up to date
:: Starting full system upgrade...
resolving dependencies...
looking for conflicting packages...
Packages (25) gobject-introspection-1.66.1-3 libappindicator-gtk3-12.10.0.r296-1 libdazzle-3.38.0-1 libindicator-gtk3-12.10.1-9 python-beaker-1.11.0-6 python-cycler-0.10.0-8 python-dateutil-2.8.1-5 python-injector-0.18.4-1 python-kiwisolver-1.3.1-3 python-mako-1.1.4-1 python-markdown-3.3.3-3 python-matplotlib-3.3.4-1 python-peewee-3.14.2-1 python-py3nvml-0.2.6-1 python-pyxdg-0.26-8 python-reportlab-3.5.65-1 python-rx-3.1.1-3 python-typing_extensions-3.7.4.3-3 python-xlib-0.29-1 qhull-2020.2-4 gwe-0.15.2-1 lib32-nvidia-utils-460.56-1 lib32-opencl-nvidia-460.56-1 nvidia-dkms-460.56-1 opencl-nvidia-460.56-1
Total Installed Size: 352.79 MiB
Net Upgrade Size: 344.19 MiB
:: Proceed with installation? [Y/n]
checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
checking available disk space...
:: Running pre-transaction hooks...
(1/1) Creating Timeshift snapshot before upgrade...
E: Commands listed below are not available on this system:
* rsync
* /sbin/blkid
* df
* mount
* umount
* fuser
* crontab
* cp
* rm
* touch
* ln
* sync
Please install required packages and try running TimeShift again
** (process:5210): CRITICAL **: 00:22:59.387: app_lock_remove: assertion 'self != NULL' failed
Unable to run timeshift-autosnap! Please close Timeshift and try again. Script will now exit...
error: command failed to execute correctly
error: failed to commit transaction (failed to run transaction hooks)
Errors occurred, no packages were upgraded.
Error: pacman failed!
Error: script failed!
In moment I have no idea. I got same error like you. I delete first python-xdg or the other one, cant remember
Then the depencies apps and after that I can instal nvidia.