package ubuntu-mono 14.04+16.04.20161024-0ubuntu1 failed to install/upgrade: package ubuntu-mono is already installed and configured

[Al]

crashed while installing language support packages. it seems several packages failed.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: ubuntu-mono 14.04+16.04.20161024-0ubuntu1
Uname: Linux 4.2.8 x86_64
NonfreeKernelModules: xt_nat vfio_pci vfio_virqfd vfio_iommu_type1 vfio vhost_scsi target_core_mod vhost_net vhost macvtap macvlan tun vringh virtio_scsi virtio_pci virtio_net virtio_mmio virtio_console virtio_blk virtio_balloon virtio_rng virtio_ring virtio kvm_intel kvm rfcomm iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi fbdisk ipt_MASQUERADE iptable_nat nf_nat_masquerade_ipv4 nf_nat_ipv4 nf_nat xt_policy xt_mark bonding br_netfilter bridge stp 8021q ipv6 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core snd_usb_caiaq snd_usb_audio snd_usbmidi_lib snd_seq_midi snd_rawmidi fnotify udf isofs sp5100_tco iTCO_wdt tbs_keys ufsd jnl pl2303 usbserial qm2_i2c intel_ips drbd flashcache dm_tier_btier_algo dm_thin_pool dm_bio_prison dm_persistent_data hal_netlink k10temp coretemp r8152 usbnet mii igb e1000e mpt3sas mpt2sas scsi_transport_sas raid_class usb_storage xhci_pci xhci_hcd usblp uhci_hcd ehci_pci ehci_hcd
ApportVersion: 2.20.1-0ubuntu2.10
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
Architecture: amd64
CrashReports:
 600:0:116:249162:2017-07-30 00:40:11.378964900 +0200:2017-07-30 00:40:12.378964900 +0200:/var/crash/ubuntu-mono.0.crash
 600:0:116:249152:2017-07-30 00:40:12.425964850 +0200:2017-07-30 00:40:12.378964848 +0200:/var/crash/libgtk-3-common.0.crash
 600:0:116:249154:2017-07-30 00:40:12.475964852 +0200:2017-07-30 00:40:12.426964850 +0200:/var/crash/libgtk-3-0:amd64.0.crash
Date: Sun Jul 30 00:40:12 2017
DuplicateSignature:
 package:ubuntu-mono:14.04+16.04.20161024-0ubuntu1
 Unpacking thunderbird-locale-en-gb (1:52.2.1+build1-0ubuntu0.16.04.1) ...
 dpkg: error processing package ubuntu-mono (--configure):
  package ubuntu-mono is already installed and configured
ErrorMessage: package ubuntu-mono is already installed and configured
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: dpkg
Title: package ubuntu-mono 14.04+16.04.20161024-0ubuntu1 failed to install/upgrade: package ubuntu-mono is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)