How to fix sudo: setreuid(ROOT_UID, user_uid): Operation not permitted error?
- by David R.
I am using LDAP authentication on my Ubuntu 11.10 server. I installed libpam-ldap, and configured things accordingly. It works great, except that I get this error every once in a while when I try to sudo:
sudo: setreuid(ROOT_UID, user_uid): Operation not permitted
I know I have sudoers set up correctly, since it works most of the time. It's not…