Open luis-kim opened 5 years ago
You did not call connect
Thank you for comment Can you tell me details?
How can i call connect?
2018년 11월 23일 (금) 오후 8:25, oroulet notifications@github.com님이 작성:
You did not call connect
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Thank you. i figure out
url = "opc.tcp://192.168.0.32:4840" client = Client(url) print("Client connected") while True: AduinoSerial = client.get_node("ns=2;i=2") data = AduinoSerial.get_value() print(data)
Output received: Client connected Traceback (most recent call last): File "/home/pi/python-opcua/client.py", line 15, in
data = AduinoSerial.get_value()
File "/home/pi/python-opcua/opcua/common/node.py", line 149, in get_value
result = self.get_data_value()
File "/home/pi/python-opcua/opcua/common/node.py", line 158, in get_data_value
return self.get_attribute(ua.AttributeIds.Value)
File "/home/pi/python-opcua/opcua/common/node.py", line 269, in get_attribute
result = self.server.read(params)
File "/home/pi/python-opcua/opcua/client/ua_client.py", line 305, in read
data = self._uasocket.send_request(request)
AttributeError: 'NoneType' object has no attribute 'send_request'