package amavisd-new 1:2.10.1-4ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[WebWorx]

Installing packages to create web server and got the following the error

ProblemType: Package
DistroRelease: Ubuntu 17.04
Package: amavisd-new 1:2.10.1-4ubuntu1
ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8
Uname: Linux 4.10.0-19-generic i686
ApportVersion: 2.20.4-0ubuntu4.5
Architecture: i386
Date: Mon Jul 31 21:37:02 2017
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2017-08-01 (0 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release i386 (20170412)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.10ubuntu2
 apt 1.4
SourcePackage: amavisd-new
Title: package amavisd-new 1:2.10.1-4ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Joshua Powers (powersj)]

From log:

Jul 31 21:37:02 HomeServer amavis[6073]: Starting amavisd: The value of variable $myhostname … been
Jul 31 21:37:02 HomeServer amavis[6073]: a fully qualified domain name; perhaps uname(3) did …such.
Jul 31 21:37:02 HomeServer amavis[6073]: You must explicitly assign a FQDN of this host to va…tname
Jul 31 21:37:02 HomeServer amavis[6073]: in /etc/amavis/conf.d/05-node_id, or fix what uname(…ost's
Jul 31 21:37:02 HomeServer amavis[6073]: network name!
Jul 31 21:37:02 HomeServer amavis[6073]: (failed).
Jul 31 21:37:02 HomeServer systemd[1]: amavis.service: Control process exited, code=exited status=1
Jul 31 21:37:02 HomeServer systemd[1]: Failed to start LSB: Starts amavisd-new mailfilter.
Jul 31 21:37:02 HomeServer systemd[1]: amavis.service: Unit entered failed state.
Jul 31 21:37:02 HomeServer systemd[1]: amavis.service: Failed with result 'exit-code'.
Hint: Some lines were ellipsized, use -l to show in full.

[Launchpad Janitor (janitor)]

[Expired for amavisd-new (Ubuntu) because there has been no activity for 60 days.]