Ubuntu 16.04 (sudo apt-get update)出现：Problem executing scripts APT::Update::Post-Invoke-Success '

错误：

E: Problem executing scripts APT::Update::Post-Invoke-Success
'if /usr/bin/test -w /var/cache/app-info -a -e /usr/bin/appstreamcli;
 then appstreamcli refresh > /dev/null;
 fi'
E: Sub-process returned an error codeE: Problem executing scripts APT::Upda