Selenium Web驱动程序错误日志：
org.openqa.selenium.WebDriverException：未知错误：调用函数 结果缺少“值”
(Session info: chrome=68.0.3440.106)
(Driver info: chromedriver=2.30.477700 (0057494ad8732195794a7b32078424f92a5fce41),platform=Windows NT 6.1.7601 SP1 x86_64) (WARNING: The server did not provide any stacktrace information)
Command duration or timeout: 0 milliseconds
Build info: version: '3.12.0', revision: '7c6e0b3', time: '2018-05-08T15:15:03.216Z'
System info: host: 'IT-DEVESHBD', ip: '172.16.64.243', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.8.0_20'
Driver info: org.openqa.selenium.chrome.ChromeDriver
Capabilities {acceptSslCerts: true, applicationCacheEnabled: false, browserConnectionEnabled: false, browserName: chrome, chrome: {chromedriverVersion: 2.30.477700 (0057494ad87321..., userDataDir: C:\Users\DEVESH~1\AppData\L...}, cssSelectorsEnabled: true, databaseEnabled: false, handlesAlerts: true, hasTouchScreen: false, javascriptEnabled: true, locationContextEnabled: true, mobileEmulationEnabled: false, nativeEvents: true, networkConnectionEnabled: false, pageLoadStrategy: normal, platform: XP, platformName: XP, rotatable: false, takesHeapSnapshot: true, takesScreenshot: true, unexpectedAlertBehaviour: , unhandledPromptBehavior: , version: 68.0.3440.106, webStorageEnabled: true}
Session ID: 3f5e94036132dc66e554617f29ece913
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