Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

UIAutomator2 fails to unlock screen

See original GitHub issue

The problem

When my screen lock type is set to pattern or a pin then the Appium is not able to unlock the screen.

Environment

Appium version: 1.7.1
Windows 7:
Node.js version: v6.9.2
Mobile platform/version: Android 7.0
Real device: Samsung J5 2017 model

Link to Appium logs

https://gist.github.com/aaltat/1a825d83aa3343607c53bef56621a182

Details

When running the code below, I see this error:

Traceback (most recent call last):
  File "tmp.py", line 12, in <module>
    driver1 = webdriver.Remote(url, caps)
  File "C:\PYTHON27\lib\site-packages\appium\webdriver\webdriver.py", line 36, in __init__

    super(WebDriver, self).__init__(command_executor, desired_capabilities, browser_profil
e, proxy, keep_alive)
  File "C:\PYTHON27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 151, i
n __init__
    self.start_session(desired_capabilities, browser_profile)
  File "C:\PYTHON27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 240, i
n start_session
    response = self.execute(Command.NEW_SESSION, parameters)
  File "C:\PYTHON27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 308, i
n execute
    self.error_handler.check_response(response)
  File "C:\PYTHON27\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 194
, in check_response
    raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.WebDriverException: Message: An unknown server-side error occurred while processing the command. Original error: Trying to proxy a session command without session id

Code To Reproduce Issue [ Good To Have ]

import time
from appium import webdriver

url = 'http://localhost:4723/wd/hub'
caps = {"platformVersion": "7.0.0",
        "appPackage": "com.android.settings",
        "platformName": "android",
        "appActivity": ".Settings",
        "deviceName": "Samsung_J5",
        "unlockType": "pattern",
        "unlockKey": "1236"}
driver1 = webdriver.Remote(url, caps)
print driver1.session_id
driver1.quit()