Unable to get browser (Selenium::WebDriver::Error::NoSuchWindowError)

function Ruby Program call Internet Explorer 11 There will be such a mistake , Not because of who IEDriverServer Problems arise , But because Internet Explorer 11 The reason for itself . There are the following solutions to such problems ：
1. Set up –>Internet Options –> Security

Here, mark the picture as 2 Four options for （Internet, Local Internet, Trusted sites , Restricted sites ） Each of them is marked as 3 Check box （ Enable protected mode ……） Choose , As shown in the figure . You need to restart your computer to take effect .
2. Methods in Wikipedia
about IE 11, You will need to set the registry key on the target computer , So that the driver can maintain the Internet Explorer Connection of instances .
about 32 position Windows, Must be in the registry editor （win+r And run regedit） The key checked in is HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Internet Explorer \ Main \ FeatureControl \ FEATURE_BFCACHE.
about 64 position Windows, The key is HKEY_LOCAL_MACHINE \ SOFTWARE \ Wow6432Node \ Microsoft \ Internet Explorer \ Main \ FeatureControl \ FEATURE_BFCACHE.
Please note that ,FEATURE_BFCACHE Children may or may not exist , If it doesn't exist , You should create , In this key , Create a value of 0 The name is iexplore.exe Of DWORD value .
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