Fatal error: Uncaught WebDriverCurlException: Curl error thrown for http POST to http://localhost:4444/wd/hub/session with params: {"desiredCapabilities":{"browserName":"internet explorer"}} Failed to connect to localhost port 4444: Connection refused in /www/wwwroot/zhinvxing.com/public/static/tool/kindeditor/test/webdriver/php-webdriver/WebDriverBase.php:166 Stack trace: #0 /www/wwwroot/zhinvxing.com/public/static/tool/kindeditor/test/webdriver/php-webdriver/WebDriver.php(31): WebDriverBase->curl() #1 /www/wwwroot/zhinvxing.com/public/static/tool/kindeditor/test/webdriver/KindEditorDriver.php(21): WebDriver->session() #2 /www/wwwroot/zhinvxing.com/public/static/tool/kindeditor/test/webdriver/test-dialog.php(5): KindEditorDriver->__construct() #3 {main} thrown in /www/wwwroot/zhinvxing.com/public/static/tool/kindeditor/test/webdriver/php-webdriver/WebDriverBase.php on line 166