Why does Red Hat Enterprise Linux console display error bash unary operator expected message while login?
Issue
- While login with user in Red Hat Enterprise Linux 6, it shows messages as follows.
[test@rhel ~]$ su - testuser
Password:
logname: no login name
-bash: [: =: unary operator expected
logname: no login name
bash: [: =: unary operator expected
Environment
- Red Hat Enterprise Linux 6
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
