Ubuntu系统安装软件时报以下错误：
E: Sub-process /usr/bin/dpkg returned an error code (1)
解决：
mv /var/lib/dpkg/info /var/lib/dpkg/info_old
mkdir /var/lib/dpkg/info
apt update
apt -f install
mv /var/lib/dpkg/info/* /var/lib/dpkg/info_old
rm -rf /var/lib/dpkg/info
mv /var/lib/dpkg/info_old /var/lib/dpkg/info