During the NETWORK version install on RH4 AS, we're getting to the end of the ./install.sh, and find the error "failed to initialize documents"

The rest of the relevent log section follows...Any help would be appreciated.
"Initializing Documents...
*** Running as zimbra user: /opt/zimbra/bin/zmprov mc default zimbraFeatureNotebookEnabled TRUE

ERROR: zclient.IO_ERROR (invoke localhost, server: localhost) (cause: java.net.UnknownHostException localhost)
*** Running as zimbra user: /opt/zimbra/bin/zmprov mcf zimbraNotebookAccount g2vzpw.k@zimbra.vanmorel.com

ERROR: zclient.IO_ERROR (invoke localhost, server: localhost) (cause: java.net.UnknownHostException localhost)
*** Running as zimbra user: /opt/zimbra/bin/zmprov in g2vzpw.k@zimbra.vanmorel.com '5Fc96H2_m' /opt/zimbra/wiki/Template Template

ERROR: zclient.IO_ERROR (invoke localhost, server: localhost) (cause: java.net.UnknownHostException localhost)
*** Running as zimbra user: /opt/zimbra/bin/zmprov mc default zimbraFeatureNotebookEnabled FALSE

ERROR: zclient.IO_ERROR (invoke localhost, server: localhost) (cause: java.net.UnknownHostException localhost)
failed to initialize documents...see logfile for details.