Configuration Server error/usr/libexec/gconf-sanity-check-2 exit status is 256

Problem Description:

The CentOS startup is reported as follows: " Configuration Server error/usr/libexec/gconf-sanity-check-2 exit status is"

Cause of the problem:

When you install Hadoop, you mistakenly delete the/tmp file or change the/tmp permission.

Solution:

1. Press CTRL + ALT + F2 on the error screen to enter the virtual terminal to see if there is a/tmp directory and not create it.
2. Then modify the/tmp permission to 777, enter the command chmod 777/tmp
3. Restart, enter command init 6

Configuration Server error/usr/libexec/gconf-sanity-check-2 exit status is 256