You seem to have forced them to be at different versions.
** Changed in: libpng1.6 (Ubuntu)
Status: Incomplete => Invalid
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1737309
Title:
package
probably multiarch packages needs to be upgraded together...
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1737309
Title:
package libpng16-16 1.6.20-2 failed to install/upgrade: trying to
overwrit
I can't reproduce on a clean xenial/artful upgrade path on amd64, maybe
something has changed on your system, preventing the upgrade to succeed.
In any case, now artful is mostly EOL.
** Changed in: libpng1.6 (Ubuntu)
Status: New => Incomplete
--
You received this bug notification becaus
** Tags removed: need-duplicate-check
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1737309
Title:
package libpng16-16 1.6.20-2 failed to install/upgrade: trying to
overwrite shared '/usr/share/do