package python3-gdbm:amd64 3.6.7-1~18.04 failed to install/upgrade: problemas de dependência - deixando desconfigurado

[Paulo César]

i don't now nothing about, the system show a error and send me to this page. escuse-me

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: python3-gdbm:amd64 3.6.7-1~18.04
ProcVersionSignature: Ubuntu 4.15.0-39.42-generic 4.15.18
Uname: Linux 4.15.0-39-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
AptOrdering:
 firefox:amd64: Install
 NULL: ConfigurePending
Architecture: amd64
Date: Fri Nov 23 21:23:19 2018
DistributionChannelDescriptor:
 # This is a distribution channel descriptor
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-xenial-amd64-20160624-2
ErrorMessage: problemas de dependência - deixando desconfigurado
InstallationDate: Installed on 2017-06-22 (520 days ago)
InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47
Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.1
 apt 1.6.6
SourcePackage: python3-stdlib-extensions
Title: package python3-gdbm:amd64 3.6.7-1~18.04 failed to install/upgrade: problemas de dependência - deixando desconfigurado
UpgradeStatus: Upgraded to bionic on 2018-08-14 (102 days ago)