我正在尝试在 Pandaboard 上将 12.04.4 LTS 升级到 14.04 LTS。升级do-release-upgrade -d失败，
Fetched 0 B in 0s (0 B/s)
Hit http://ports.ubuntu.com trusty Release.gpg
Hit http://ports.ubuntu.com trusty-security Release.gpg
Hit http://ports.ubuntu.com trusty-updates Release.gpg
Hit http://ports.ubuntu.com trusty-backports Release.gpg
Hit http://ports.ubuntu.com trusty Release
Hit http://ports.ubuntu.com trusty-security Release
Hit http://ports.ubuntu.com trusty-updates Release
Hit http://ports.ubuntu.com trusty-backports Release
Fetched 0 B in 0s (0 B/s)
Error during update
A problem occurred during the update. This is usually some sort of
network problem, please check your network connection and retry.
W:Failed to fetch
http://ports.ubuntu.com/ubuntu-ports/dists/trusty/Release Unable to
find expected entry 'main/binary-armel/Packages' in Release file
(Wrong sources.list entry or malformed file)
, W:Failed to fetch
http://ports.ubuntu.com/ubuntu-ports/dists/trusty-security/Release
Unable to find expected entry 'main/binary-armel/Packages' in Release
file (Wrong sources.list entry or malformed file)
, W:Failed to fetch
....
, E:Some index files failed to download. They have been ignored, or
old ones used instead.
打http://ports.ubuntu.com/dists/trusty/在浏览器中，我可以看到 armel 确实丢失了。所以我想知道如何在该主板上从 12.04.4 升级到 14.04。
答案1
Ubuntu 似乎在 12.04 之后放弃了对 armel 的支持
https://lists.ubuntu.com/archives/ubuntu-devel/2012-November/036106.html
您可以尝试切换到 armhf