Operations logged to /tmp/install.log.2259 Checking for existing installation... zimbra-ldap...NOT FOUND zimbra-logger...NOT FOUND zimbra-mta...NOT FOUND zimbra-dnscache...NOT FOUND zimbra-snmp...NOT FOUND zimbra-store...NOT FOUND zimbra-apache...NOT FOUND zimbra-spell...NOT FOUND zimbra-convertd...NOT FOUND zimbra-memcached...NOT FOUND zimbra-proxy...NOT FOUND zimbra-archiving...NOT FOUND zimbra-core...NOT FOUND PLEASE READ THIS AGREEMENT CAREFULLY BEFORE USING THE SOFTWARE. ZIMBRA, INC. ("ZIMBRA") WILL ONLY LICENSE THIS SOFTWARE TO YOU IF YOU FIRST ACCEPT THE TERMS OF THIS AGREEMENT. BY DOWNLOADING OR INSTALLING THE SOFTWARE, OR USING THE PRODUCT, YOU ARE CONSENTING TO BE BOUND BY THIS AGREEMENT. IF YOU DO NOT AGREE TO ALL OF THE TERMS OF THIS AGREEMENT, THEN DO NOT DOWNLOAD, INSTALL OR USE THE PRODUCT. License Terms for the Zimbra Collaboration Suite: http://www.zimbra.com/license/zimbra-public-eula-2-5.html Do you agree with the terms of the software license agreement? [N] Checking for prerequisites... FOUND: NPTL FOUND: netcat-4.0.20100725-alt1 FOUND: sudo-1.6.8p12-alt12 FOUND: libidn-1.27-alt1 FOUND: libgmp10-5.1.2-alt2 FOUND: libaio-0.3.109-alt2 FOUND: /usr/lib64/libstdc++.so.6 Checking for suggested prerequisites... FOUND: perl-base-5.16.3 FOUND: sysstat FOUND: sqlite3 Prerequisite check complete. Checking for installable packages Found zimbra-core Error: attempting to install x86_64 packages on a unknown OS. Exiting...