How to turn off w3c in chromedriver to address the error unknown command: Cannot call non W3C standard command while in W3C

Question

With version 75 of Chrome just released, our tests no longer run properly. They give the stacktrace pasted below. We are using ruby on rails v. 5.1.6.2 with rspec, seleniu

Answer 1

I'm facing the same issue.

I tried to disable using capabilities = Selenium::WebDriver::Remote::Capabilities.chrome({ "chromeOptions" => {'w3c' => false} }) but it didn't work.

Then I changed to capabilities = { "chromeOptions" => {'w3c' => false} } and now it works.

Maybe it can help you.