bug
sudo: no valid sudoers sources found, quitting
Network Solutions
链接：sudo: no valid sudoers sources found, quitting
Only the root user has permission to operate a non-root user something, you need to use the sudo command, but generally will be reported the following error when using sudo:
The Edit related configuration files / etc / sudoers,
I added the following under the root user: (remember the need to scroll down to see that I was much suffering, looking for a long time did not find the root all)
Where: zhuls for the average user
but found the time to save the sudoers file is read-only, so I just-used: chmod 777 sudoers command (of course you can use:! W Force Save command to save edits) , the highest authority of the state of changed files, so they can save, and then happily performed under zhuls ordinary users:
Found or not, the ultimate access to information that is chmod change file status is a problem, then restore the original permissions to 440:
However, the network method is useless for me, it is now stuck in here tomorrow to class look and see
Stuck in the installation hadoop
Detailed installation I see two links