TX2（Ubuntu16.04）下遇到的通用问题大全

• dpkg: error processing package dh-python (–configure): …

.....
--error:
dpkg: dependency problems prevent configuration of dh-python:
 dh-python depends on python3:any (>= 3.3.2-2~); however:
  Package python3 is not configured yet.

dpkg: error processing package dh-python (--configure):
 dependency problems - leaving unconfigured
Processing triggers for libc-bin (2.23-0ubuntu11) ...
Errors were encountered while processing:
 python3
 python3-dev
 python3-pip
 python3-pkg-resources
 python3-setuptools
 python3-tk
 python3-wheel
 dh-python
E: Sub-process /usr/bin/dpkg returned an error code (1)

--method:
sudo mv /var/lib/dpkg/info/ /var/lib/dpkg/info_old/
sudo mkdir /var/lib/dpkg/info/
sudo apt-get update
...
sudo apt-get -f install
...
sudo mv /var/lib/dpkg/info/* /var/lib/dpkg/info_old/
sudo rm -rf /var/lib/dpkg/info
sudo mv /var/lib/dpkg/info_old/ /var/lib/dpkg/info/

• Errors were encountered while processing: (error overwriting … )

--error:
Errors were encountered while processing:
 /var/cache/apt/archives/libgtk-3-bin_3.18.9-1ubuntu3.3_arm64.deb
 /var/cache/apt/archives/dictionaries-common_1.26.3_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

--method:
-sudo rm -rf xxxx   (need overwriting file)

• stop: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused

sudo stop thermald
--error:
stop: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
--method:
sudo dpkg-divert --local --rename --add /sbin/initctl
ln -s /bin/true /sbin/initctl
--do again

• error while loading shared libraries: libopencv_xfeatures2d.so.3.4: cannot open shared object file

找到libopencv_开头到库的目录，在/usr/local/lib下面

在/etc/ld.so.conf.d/下面新建一个opencv.conf(可能已经存在)

里面写入/usr/local/lib（上面查看的目录）

最后执行下sudo ldconfig -v 即可