zdravim, vse fungovalo vpohode ale po restartu sem zjistil ze nefunguje sudo a taky prestal fungovat pureadmin. nevite co stim? pokazde kdyz napisu sudo su root nebo sudo bash, server mi odpovi takto:
server@server-desktop:~$ sudo su root
sudo: /etc/sudoers is owned by uid 1000, should be 0
sudo: no valid sudoers sources found, quitting
server@server-desktop:~$