Question

最近在更新pgAdmin4之后，它没有启动。我检查了日志，并认为缺少“加密”。但我发现已安装“密码术”（在Python控制台中检查）。我还检查了其他一些依赖项，例如“ libffi-dev”，“ python3-dev”，它们都已安装。这是日志输出

Traceback (most recent call last):
  File "/usr/share/pgadmin4/web/pgAdmin4.py", line 109, in <module>
    app = create_app()
  File "/usr/share/pgadmin4/web/pgadmin/__init__.py", line 400, in create_app
    driver.init_app(app)
  File "/usr/share/pgadmin4/web/pgadmin/utils/driver/__init__.py", line 40, in init_app
    DriverRegistry.load_drivers()
  File "/usr/share/pgadmin4/web/pgadmin/utils/driver/registry.py", line 88, in load_drivers
    module = import_module(module_name)
  File "/usr/lib/python3.6/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 994, in _gcd_import
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/share/pgadmin4/web/pgadmin/utils/driver/psycopg2/__init__.py", line 27, in <module>
    from .connection import Connection
  File "/usr/share/pgadmin4/web/pgadmin/utils/driver/psycopg2/connection.py", line 27, in <module>
    from pgadmin.utils.crypto import decrypt
  File "/usr/share/pgadmin4/web/pgadmin/utils/crypto.py", line 20, in <module>
    from cryptography.hazmat.backends import default_backend
ModuleNotFoundError: No module named 'cryptography'

如果我在这里缺少任何东西，请告诉我。谢谢

pgAdmin4-初始化应用程序服务器时发生错误

0 个答案: