problems upgrade zimbra 8.0.4

[cooperbr]

in version 8.0.3 to 8.0.4 update the error is:
Shutting down zimbra mail
Backing up the ldap database...done.
Removing existing packages
zimbra-ldap...done

zimbra-logger...done

zimbra-mta...done

zimbra-snmp...done

zimbra-store...done

zimbra-spell...done

zimbra-apache...done

zimbra-core...done
Removing deployed webapp directories

Installing packages
zimbra-core......zimbra-core-8.0.4_GA_5737.RHEL6_64-20130524120036.x86_64.rpm...FAILED

###ERROR###
zimbra-core-8.0.4_GA_5737.RHEL6_64-20130524120036.x86_64.rpm installation failed
Installation cancelled
tnk
Marcelo Rolin

[phoenix]

Have you looked at any of the other threads on this topic and did you try any of the solutions? What errors do you see in the installation log file? Which operating system are you using for this ZCS install?