PosgreSQL 11失去连接时，我试图创建函数与plpython3u[WIN10，pgAdmin4 3.5]

Question

当新版本出现时，我总是遇到PosgreSQL的问题。我再次尝试安装扩展plpython3u，并在以下过程中提示错误：创建扩展plpython3u；在PostgreSQL 9.6.0上，我创建了扩展。我将目录添加到路径，将变量PYTHONHOME添加到环境。现在，当我试图使用plpython3u创建任何简单函数时，它崩溃了

Connection to the server has been lost.

以下是日志pgAdmin文件中的信息：

2018-11-25 14:06:47,649: ERROR  werkzeug:   Error on request:

Traceback (most recent call last):
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site- packages\werkzeug\serving.py", line 270, in run_wsgi
execute(self.server.app)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\werkzeug\serving.py", line 258, in execute
application_iter = app(environ, start_response)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1997, in __call__
return self.wsgi_app(environ, start_response)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1985, in wsgi_app
response = self.handle_exception(e)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1540, in handle_exception
reraise(exc_type, exc_value, tb)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\_compat.py", line 33, in reraise
raise value
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1982, in wsgi_app
response = self.full_dispatch_request()
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\_compat.py", line 33, in reraise
raise value
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1612, in full_dispatch_request
rv = self.dispatch_request()
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask\app.py", line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\venv\Lib\site-packages\flask_login.py", line 792, in decorated_view
return func(*args, **kwargs)
  File "C:\Program Files\PostgreSQL\11\pgAdmin 4\web\pgadmin\tools\sqleditor\__init__.py", line 1512, in query_tool_status
conn.check_notifies(True)
   File "C:\Program Files\PostgreSQL\11\pgAdmin 4\web\pgadmin\utils\driver\psycopg2\connection.py", line 1805, in check_notifies
self.conn.poll()
psycopg2.InterfaceError: connection already closed

我使用FireFox的pgAdmin和Pyhton从EDB下载StackBuildier有人知道如何正确安装吗？谢啦

Answer 1

经过10个小时的尝试，我决定安装Python3.6.7，这对我来说并不典型，因为EDB支持3.6.5v，根据以前的经验，我认为较新的版本肯定不会工作。

我错了。

我又复制了蟒蛇36。dll（3.6.7v）转换为C:\Windows\System32，现在一切正常。