package freeradius-mysql 2.2.8+dfsg-0.1build1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

I was trying to install freeradius and this error appeared

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: freeradius-mysql 2.2.8+dfsg-0.1build1
ProcVersionSignature: Ubuntu 4.4.0-6.21-generic 4.4.1
Uname: Linux 4.4.0-6-generic x86_64
ApportVersion: 2.20-0ubuntu3
AptOrdering:
 freeradius: Install
 freeradius-mysql: Install
 freeradius: Configure
 freeradius-mysql: Configure
 NULL: ConfigurePending
Architecture: amd64
Date: Fri Mar 4 13:13:10 2016
DuplicateSignature:
 Setting up freeradius-mysql (2.2.8+dfsg-0.1build1) ...
 freeradius.service is not active, cannot reload.
 invoke-rc.d: initscript freeradius, action "force-reload" failed.
 dpkg: error processing package freeradius-mysql (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2016-01-29 (34 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.2.3
SourcePackage: freeradius
Title: package freeradius-mysql 2.2.8+dfsg-0.1build1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2016-02-23 (9 days ago)