Rollback a package installation under openSUSE

Even if the 99,9% of times all the applications released through the official repositories are reliable and perfectly working, sometime a buggy package might get installed on our systems after an update. With a few steps we can rollback to the previous version taking advantage of the feature made available by package managers and repositories.

Sysroot does not seem to be an OS tree

Sometimes error messages can result in more scared than they are, especially those strictly related to the boot loading. In that situation, when the error message is not much clear, we wrongly assume that a clean reinstallation is the only solution.