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#apt-get upgrade 升级时遇到以下错误
dpkg: error processing archive /var/cache/apt/archives/wireless-regdb_2018.05.09-
0ubuntu1~16.04.1_all.deb (--unpack):
trying to overwrite '/lib/crda/pubkeys/sforshee.key.pub.pem', which is also in package crda 3.18-1build1
Errors were encountered while processing:
/var/cache/apt/archives/wireless-regdb_2018.05.09-0ubuntu1~16.04.1_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
解决办法：
rm -rf /var/lib/dpkg/info/*
再重新尝试