Announcement for users experiencing update errors in dom0 and Fedora TemplateVMs

[Andrew David Wong]

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Dear Qubes Community,

The following message is for Qubes users who are experiencing trouble
while trying to update dom0 or Fedora TemplateVMs. If you have no
problems updating, please disregard this message.

If, while attempting to update dom0 or a Fedora TemplateVM, you have
encountered a message of the form "Error: Failed to synchronize cache
for repo 'qubes-vm-r*-current'", performing the steps below may
resolve the issue. Instructions are provided for both dom0 and Fedora
26 TemplateVMs.


Steps for dom0 updates:

1. Open the Qubes Menu by clicking on the "Q" icon in the top-left
corner of the screen.
2. Select "Terminal Emulator".
3. In the window that opens, enter this command:

sudo nano /etc/yum.repos.d/qubes-dom0.repo

4. This opens the nano text editor. Change all four instances of "http"
to "https".
5. Press CTRL+X, then Y, then ENTER to save changes and exit.
6. Check for updates normally.


Steps for Fedora 26 TemplateVM updates:

1. Open the Qubes Menu by clicking on the "Q" icon in the top-left
corner of the screen.
2. Select "Template: fedora-26", then "fedora-26: Terminal".
3. In the window that opens, enter the command for your version:

[Qubes 3.2] sudo gedit /etc/yum.repos.d/qubes-r3.repo
[Qubes 4.0] sudo gedit /etc/yum.repos.d/qubes-r4.repo

4. This opens the gedit text editor in a window. Change all four
instances of "http" to "https".
5. Click the "Save" button in the top-right corner of the window.
6. Close the window.
7. Check for updates normally.
8. Shut down the TemplateVM.


Thank you to awokd for suggesting and testing these instructions!

For further information about this issue, please see:
https://github.com/QubesOS/qubes-issues/issues/3737

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Andrew David Wong (Axon)
Community Manager, Qubes OS
https://www.qubes-os.org

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