I'm not entirely sure they're the same bug. The problem here is when trying to login to a remote computer, GDM doesn't start. The bug you say this is a duplicate of is GDM not starting when XDMCP is enabled on the local computer, the exact opposite of this.
I'm not entirely sure they're the same bug. The problem here is when trying to login to a remote computer, GDM doesn't start. The bug you say this is a duplicate of is GDM not starting when XDMCP is enabled on the local computer, the exact opposite of this.