On my Ubuntu 20.04 machine, I cannot upgrade Seafile anymore. The output of sudo apt upgrade is:
The following packages will be upgraded:
libseafile0 seafile-daemon seafile-gui
3 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Err:1 https://linux-clients.seafile.com/seafile-deb/focal stable/main amd64 libseafile0 amd64 8.0.4
404 Not Found [IP: 3.86.184.216 443]
Err:2 https://linux-clients.seafile.com/seafile-deb/focal stable/main amd64 seafile-daemon amd64 8.0.4
404 Not Found [IP: 3.86.184.216 443]
Err:3 https://linux-clients.seafile.com/seafile-deb/focal stable/main amd64 seafile-gui amd64 8.0.4
404 Not Found [IP: 3.86.184.216 443]
E: Failed to fetch https://linux-clients.seafile.com/seafile-deb/focal/pool/main/s/seafile-daemon/libseafile0_8.0.4_amd64.deb 404 Not Found [IP: 3.86.184.216 443]
E: Failed to fetch https://linux-clients.seafile.com/seafile-deb/focal/pool/main/s/seafile-daemon/seafile-daemon_8.0.4_amd64.deb 404 Not Found [IP: 3.86.184.216 443]
E: Failed to fetch https://linux-clients.seafile.com/seafile-deb/focal/pool/main/s/seafile-gui/seafile-gui_8.0.4_amd64.deb 404 Not Found [IP: 3.86.184.216 443]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
Using sudo apt upgrade --fix-missing does not solve the issue.
What could be the reason and how can I solve it?
