Dependency on ConsoleKit-libs is no longer needed. /etc/pam.d/login now contains: session optional pam_ck_connector.so ConsoleKit-libs is required to prevent error messages about faulty (non-existing) module. pam-1.0.90 allows to use '-session' to suppress these errors, therefore pam_ck_connector.so is no longer needed to be installed by default. /etc/pam.d/login - modified line: -session optional pam_ck_connector.so