每当我使用该命令添加存储库时add-apt-repository，都会调用有关文件的 Traceback/usr/bin/lsb_release和/usr/lib/python3/dist-packages/lsb_release.py
（我使用的是 Ubuntu 16.04.1）
添加存储库时的输出如下：
Traceback (most recent call last):
File "/usr/bin/lsb_release", line 98, in <module>
main()
File "/usr/bin/lsb_release", line 62, in main
distinfo = lsb_release.get_distro_information(options.upstream)
File "/usr/lib/python3/dist-packages/lsb_release.py", line 344, in get_distro_information
distinfo = guess_debian_release()
File "/usr/lib/python3/dist-packages/lsb_release.py", line 239, in guess_debian_release
get_distro_info(distinfo['ID'])
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in get_distro_info
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in <lambda>
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
ValueError: could not convert string to float: '6.06 LTS'
Traceback (most recent call last):
File "/usr/bin/lsb_release", line 98, in <module>
main()
File "/usr/bin/lsb_release", line 62, in main
distinfo = lsb_release.get_distro_information(options.upstream)
File "/usr/lib/python3/dist-packages/lsb_release.py", line 344, in get_distro_information
distinfo = guess_debian_release()
File "/usr/lib/python3/dist-packages/lsb_release.py", line 239, in guess_debian_release
get_distro_info(distinfo['ID'])
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in get_distro_info
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in <lambda>
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
ValueError: could not convert string to float: '12.04 LTS'
Traceback (most recent call last):
File "/usr/bin/lsb_release", line 98, in <module>
main()
File "/usr/bin/lsb_release", line 62, in main
distinfo = lsb_release.get_distro_information(options.upstream)
File "/usr/lib/python3/dist-packages/lsb_release.py", line 344, in get_distro_information
distinfo = guess_debian_release()
File "/usr/lib/python3/dist-packages/lsb_release.py", line 239, in guess_debian_release
get_distro_info(distinfo['ID'])
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in get_distro_info
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
File "/usr/lib/python3/dist-packages/lsb_release.py", line 41, in <lambda>
RELEASES_ORDER.sort(key=lambda n: float(n[0]))
ValueError: could not convert string to float: '12.04 LTS'
当我删除时/usr/bin/lsb_release，我没有收到该回溯，但在我的系统托盘中显示了一个红色图标，通知我获取更新时出现错误。
先感谢您。