求救。command not found
barnabas login: root
Password
-bash: id: command not found
-bash: [: =: unary operator expected
-bash: id: command not found
-bash: dircolors: command not found
-bash: id: command not found
-bash: id: command not found
-bash: id: command not found
-bash: [: too many arguments
[root@barnabas root]#
怎么回事?