Qube Settings virt_mode error

[znpyct]

Qubes OS version:

R4.0 with qubes-dom0-current-testing repository enabled

Affected component(s) or functionality:

Qube Settings / qubes-vm-settings
qubes-manager

---

Steps to reproduce the behavior:

Run in dom0 terminal:
qubes-vm-settings myvm
Or open Qube Settings via GUI.

Expected or desired behavior:

The Qube Settings window for myvm opens.

Actual behavior:

The Qube Settings window for myvm doesn't opens and the error window opens instead:

> Whoops. A critical error has occured. This is most likely a bug in Qubes Manager.
> 
> TypeError: 'NoneType' object is not subscriptable
> at line 9
> of file /usr/bin/qubes-vm-settings.

> ----
> line: return self.virt_mode_list[self.virt_mode.currentIndex()]
> func: selected_virt_mode
> line no.: 842
> file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
> ----
> line: old_mode = self.selected_virt_mode()
> func: update_virt_mode_list
> line no.: 870
> file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
> ----
> line: self.update_virt_mode_list()
> func: __init_advanced_tab__
> line no.: 738
> file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
> ----
> line: self.__init_advanced_tab__()
> func: __init__
> line no.: 181
> file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
> ----
> line: settings_window = VMSettingsWindow(vm, qapp, args.tab)
> func: main
> line no.: 1269
> file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
> ----
> line: load_entry_point('qubesmanager==4.0.29', 'console_scripts', 'qubes-vm-settings')()
> func: <module>
> line no.: 9
> file: /usr/bin/qubes-vm-settings
>

General notes:

---

I have consulted the following relevant documentation:

I am aware of the following related, non-duplicate issues:

I think it can be related to the fix for these issue:
#4833
#3517

[qubesos-bot]

Automated announcement from builder-github

The package qubes-manager-4.0.30-1.fc25 has been pushed to the r4.0 testing repository for dom0.
To test this update, please install it with the following command:

sudo qubes-dom0-update --enablerepo=qubes-dom0-current-testing

Changes included in this update

[qubesos-bot]

Automated announcement from builder-github

The package qubes-manager-4.0.30-1.fc29 has been pushed to the r4.1 testing repository for dom0.
To test this update, please install it with the following command:

sudo qubes-dom0-update --enablerepo=qubes-dom0-current-testing

Changes included in this update

[znpyct]

I've updated to the qubes-manager-4.0.30-1.fc25.noarch, but it didn't fix the problem, just the error changed:

Whoops. A critical error has occured. This is most likely a bug in Qubes Manager.

AttributeError: 'VMSettingsWindow' object has no attribute 'dev_list'
at line 9
of file /usr/bin/qubes-vm-settings.

----
line: if self.dev_list:
func: update_virt_mode_list
line no.: 858
file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
----
line: self.update_virt_mode_list()
func: __init_advanced_tab__
line no.: 738
file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
----
line: self.__init_advanced_tab__()
func: __init__
line no.: 181
file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
----
line: settings_window = VMSettingsWindow(vm, qapp, args.tab)
func: main
line no.: 1269
file: /usr/lib/python3.5/site-packages/qubesmanager/settings.py
----
line: load_entry_point('qubesmanager==4.0.30', 'console_scripts', 'qubes-vm-settings')()
func: <module>
line no.: 9
file: /usr/bin/qubes-vm-settings

[qubesos-bot]

Automated announcement from builder-github

The package qubes-manager-4.0.31-1.fc25 has been pushed to the r4.0 testing repository for dom0.
To test this update, please install it with the following command:

sudo qubes-dom0-update --enablerepo=qubes-dom0-current-testing

Changes included in this update

[qubesos-bot]

Automated announcement from builder-github

The package qubes-manager-4.0.31-1.fc29 has been pushed to the r4.1 testing repository for dom0.
To test this update, please install it with the following command:

sudo qubes-dom0-update --enablerepo=qubes-dom0-current-testing

Changes included in this update

[qubesos-bot]

Automated announcement from builder-github

The package qubes-manager-4.0.33-1.fc25 has been pushed to the r4.0 stable repository for dom0.
To install this update, please use the standard update command:

sudo qubes-dom0-update

Or update dom0 via Qubes Manager.

Changes included in this update