Hello,
F18 AIO with ovirt nightly as of:

ovirt-engine-3.2.0-1.20121219.gitcd0d2cc.fc18.noarch

Trying to run engine-setup I get this error:
Confirm root password :

oVirt Engine will be installed using the following configuration:
=================================================================
override-httpd-config:         yes
http-port:                     80
https-port:                    443
host-fqdn:                     myserver.mylocaldomain.com
auth-pass:                     ********
org-name:                      MyOrg
default-dc-type:               NFS
db-remote-install:             local
db-local-pass:                 ********
nfs-mp:                        /ISO
override-iptables:             yes
config-allinone:               yes
storage-path:                  /DATA
superuser-pass:                ********
Proceed with the configuration listed above? (yes|no): yes

Installing:
AIO: Validating CPU Compatibility...                               [ DONE ]
AIO: Adding firewall rules...                                      [ DONE ]
Configuring oVirt-engine...                                        [ DONE ]
Configuring JVM...                                                 [ DONE ]
Creating CA...                                                  [ ERROR ]
Failed to create certificate authority

Certificate is to be certified until Dec 18 15:29:35 2022 GMT (3650 days)

Write out database with 1 new entries
Data Base Updated
Certificate was added to keystore
Generating a 2048 bit RSA private key
............................+++
............................................................+++
writing new private key to '/tmp/engine.12002.key'
-----
./SignReq.sh: line 86: /var/lock/ovirt-engine/.openssl.exclusivelock: No such file or directory
file 'certs/engine.cer' does not exist!
2012-12-20 16:29:36::DEBUG::common_utils::464::root:: retcode = 1
2012-12-20 16:29:36::ERROR::engine-setup::851::root:: Traceback (most recent call last):
  File "/usr/bin/engine-setup", line 777, in _createCA
    out, rc = utils.execCmd(cmdList=cmd, failOnError=True, msg=output_messages.ERR_RC_CODE, maskList=[basedefs.CONST_CA_PASS])
  File "/usr/share/ovirt-engine/scripts/common_utils.py", line 467, in execCmd
    raise Exception(msg)
Exception: Return Code is not zero