[CentOS] CentOS 7.5 gui login root only

[m.roth at 5-cent.us]

isdtor wrote:
> Taking first steps on CentOS 7 1804.
>
> Logging into the Gnome/Gnome classic desktop from gdm works only for root.
> For other users, the screen flashes and the login screen returns.
> KDE/Plasma login is successful but ends up with a black screen with mouse
> pointer while all desktop processes appear to be running.
>
> The CentOS 7 system is running in a CentOS6 KVM virtual machine, which may
> be the problem. I have no physical machine for testing right now.
>
> These logins work for non-root users when the system is built from the
> CentOS 7 DVD. The non-working installation stems from a kickstart install
> which essentially includes a much larger number of packages, some 6k vs.
> 2.5k from DVD install). Maybe there are conflicts, but I have not been
> able to isolate anything.
>
Sounds like an authorization issue. Have you checked both
/var/log/messages and /var/log/secure? If you're using /etc/password, are
its permissions and ownership correct? Are the user's home directories
owned by them?

       mark
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