平台:Ubuntu 16
WebDriverException: Message: Expected [object Undefined] undefined to be a string
Expected [object Undefined]
還是版本不比對問題
在解決這問題上,你可能還會碰到如下錯誤。
FAIL : KeyError: 'value'
//或
WebDriverException: Message: Missing 'type'
最後:selenium (3.4.3),geckodriver(0.16.1),均為最新。
終于,終于不fail了。
![](https://img.laitimes.com/img/_0nNw4CM6IyYiwiM6ICdiwiI0gTMx81dsQWZ4lmZf1GLlpXazVmcvwFciV2dsQXYtJ3bm9CX9s2RkBnVHFmb1clWvB3MaVnRtp1XlBXe0xCMy81dvRWYoNHLwEzX5xCMx8FesU2cfdGLwMzX0xiRGZkRGZ0Xy9GbvNGLpZTY1EmMZVDUSFTU4VFRR9Fd4VGdsYTMfVmepNHLrJXYtJXZ0F2dvwVZnFWbp1zczV2YvJHctM3cv1Ce-cmbw5SMzUTM1IjNzI2MxYWM1ITNzYzXzUTMwYTMxIzLcBTMyIDMy8CXn9Gbi9CXzV2Zh1WavwVbvNmLvR3YxUjLyM3Lc9CX6MHc0RHaiojIsJye.png)
下面是整理的指令行 和 資料來源
//下載下傳geckodriver,在ubuntu
//1
wget https://github.com/mozilla/geckodriver/releases/download/v0.13.0/geckodriver-v0.13.0-linux64.tar.gz
//2
tar -xvzf geckodriver*
//3
chmod +x geckodriver
//4
export PATH=$PATH:/path-to-extracted-file/geckodriver
//4 或者
sudo mv geckodriver /usr/local/bin/
How to install geckodriver in ubuntu
sudo pip install selenium==3.4.3
sudo