Troubleshoot issues with ArchLinux upgrade to 3.16.1,xorg desktop environment

"Phenomenon" after terminal input Username,password, the desktop environment failed to start.

The "error" Log file shows:

(EE)
Fatal Server Error:
(EE) Xf86openconsole:vt_activate failed:operation not permitted

The "cause" is caused by the xorg upgrade, which describes in detail such as the following:

fs#41257-[Xorg-server] Take advantage of the Non-root X support

"Resolve" changes. Bash_profile start xorg using the following command:

if [[ -z $DISPLAY ]] && [[ $(tty) = /dev/tty1 ]]; then  startx -- vt1; exit  logoutfiReferences: Xorg-server 1.16 Issues

Troubleshoot issues with ArchLinux upgrade to 3.16.1,xorg desktop environment