Software updater doesn’t bother uninstalling prior version of package x before installing a new one but doesn’t like also uninstalling a package y to proceed.
So, package x isn’t updated then packages depending of package x are not updated either and packages depending of those and…
When you have such situation, during two days check infos from the forum and from devs side and once you have the explanation better act promptly.
The more you wait, the more complicated is to come back to normal.
Dependencies are Hell to manage. Unfortunately nowadays there’s no way to avoid it.
How is this the case? Just running one full-sync, whether a day later or a month later, should get you back to normal without any problems.