When running the selenium script, there are times when you suddenly encounter a hint that webdriver open fails, which can be very likely
Chrome Browser updated, incompatible with your previous version of Chromedriver , causing selenium to be called
Google Browser, this time you need to upgrade chromedriver, upgrade can be completed.
Check if your version of Chrome and the corresponding chromedriver version correspond ;
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Webdriver Open Failure Method---chrome vs. Chromedrvier version