nilarimogard/webupd8 저장소를 추가하는 중에 오류가 발생했습니다.

nilarimogard/webupd8 저장소를 추가하는 중에 오류가 발생했습니다.

특정 프로그램을 설치하기 위해 추가하려는 저장소에 문제가 있습니다. 아래 시나리오에서는 다음 명령줄을 사용하여 저장소를 추가하려고 합니다.

sudo add-apt-repository ppa:nilarimogard/webupd8 -y

WoeUSB 프로그램을 설치합니다.

오류 출력은 다음과 같습니다.

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 335, in get_ppa_info
    ret = get_ppa_info_from_lp(user, ppa)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 92, in get_ppa_info_from_lp
    return get_info_from_lp(lp_url)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 88, in get_info_from_lp
    return _get_https_content_py3(lp_url)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 110, in _get_https_content_py3
    lp_page = urllib.request.urlopen(request, cafile=LAUNCHPAD_PPA_CERT)
  File "/usr/lib/python3.5/urllib/request.py", line 153, in urlopen
    capath=capath)
  File "/usr/lib/python3.5/ssl.py", line 470, in create_default_context
    context.load_verify_locations(cafile, capath, cadata)
ssl.SSLError: unknown error (_ssl.c:3053)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/add-apt-repository", line 122, in <module>
    shortcut = shortcut_handler(line)
  File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 864, in shortcut_handler
    ret = factory(shortcut)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 407, in shortcut_handler
    return PPAShortcutHandler(shortcut)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 364, in __init__
    info = get_ppa_info(self.shortcut)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 347, in get_ppa_info
    _get_suggested_ppa_message(user, ppa))
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 304, in _get_suggested_ppa_message
    lp_user = get_info_from_lp(LAUNCHPAD_USER_API % user)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 88, in get_info_from_lp
    return _get_https_content_py3(lp_url)
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 110, in _get_https_content_py3
    lp_page = urllib.request.urlopen(request, cafile=LAUNCHPAD_PPA_CERT)
  File "/usr/lib/python3.5/urllib/request.py", line 153, in urlopen
    capath=capath)
  File "/usr/lib/python3.5/ssl.py", line 470, in create_default_context
    context.load_verify_locations(cafile, capath, cadata)
ssl.SSLError: unknown error (_ssl.c:3053)

내 운영체제는 Ubuntu 16.04 64비트입니다.

누구든지 내 저장소에 어떤 문제가 있는지, 어떻게 해결하는지 알려주시면 매우 감사하겠습니다.

또한 중앙 Ubuntu를 통해 아무것도 설치할 수 없으며 프로그램이 설치를 시작하고 문제가 발생했다는 경고를 표시하지 않습니다.

고쳐 쓰다

이것은 내 결과입니다 sudo apt-get update.

Lendo listas de pacotes... Pronto
E: Não foi possível obter trava /var/lib/apt/lists/lock - open (11: Recurso temporariamente indisponível)
E: Impossível criar acesso exclusivo ao directório /var/lib/apt/lists/
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-pt_BR) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-pt) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list:53 and /etc/apt/sources.list.d/google-chrome.list:3

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