qifengl_ 于 2019-10-16 14:07:48 发布安装ros的教程在这里：
http://wiki.ros.org/kinetic/Installation/Ubuntu
在step 1.3中， 步骤如下：
sudo apt-key adv --keyserver ‘hkp://keyserver.ubuntu.com:80’ --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654
出现了如下bug
(base) ubuntu@ubuntu:~$ sudo apt-key adv --keyserver ‘hkp://keyserver.ubuntu.com:80’ --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654
Executing: /tmp/tmp.KICL3WniO8/gpg.1.sh --keyserver
hkp://keyserver.ubuntu.com:80
–recv-key
C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654
gpg: requesting key AB17C654 from hkp server keyserver.ubuntu.com
gpg: [don’t know]: invalid packet (ctb=0a)
gpg: keydb_get_keyblock failed: eof
gpg: [don’t know]: invalid packet (ctb=0a)
gpg: /tmp/tmp.KICL3WniO8/pubring.gpg: copy to /tmp/tmp.KICL3WniO8/pubring.gpg.tmp' failed: invalid packet gpg: error writing keyring/tmp
