java - 运行简单的 selenium+java 代码时出现异常？

Question

Invalid port. Exiting...
?????? ??, ???? ??:??:?? ??????? org.openqa.selenium.os.OsProcess checkForError
SEVERE: org.apache.commons.exec.ExecuteException: Process exited with an error: 1 (Exit value: 1)
Exception in thread "main" org.openqa.selenium.WebDriverException: Timed out waiting for driver server to start.
Build info: version: '3.141.59', revision: 'e82be7d358', time: '2018-11-14T08:25:53'
System info: host: 'PRAVUDHAS', ip: '192.168.43.15', os.name: 'Windows 8.1', os.arch: 'amd64', os.version: '6.3', java.version: '1.8.0_121'
Driver info: driver.version: ChromeDriver
    at org.openqa.selenium.remote.service.DriverService.waitUntilAvailable(DriverService.java:202)
    at org.openqa.selenium.remote.service.DriverService.start(DriverService.java:188)
    at org.openqa.selenium.remote.service.DriverCommandExecutor.execute(DriverCommandExecutor.java:79)
    at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:552)
    at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:213)
    at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:131)
    at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:181)
    at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:168)
    at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:123)
    at AlertClass.main(AlertClass.java:14)
Caused by: org.openqa.selenium.net.UrlChecker$TimeoutException: Timed out waiting for [http://localhost:?????/status] to be available after ????? ms
    at org.openqa.selenium.net.UrlChecker.waitUntilAvailable(UrlChecker.java:100)
    at org.openqa.selenium.remote.service.DriverService.waitUntilAvailable(DriverService.java:197)
    ... 9 more
Caused by: java.util.concurrent.TimeoutException
    at java.util.concurrent.FutureTask.get(Unknown Source)
    at com.google.common.util.concurrent.SimpleTimeLimiter.callWithTimeout(SimpleTimeLimiter.java:156)
    at org.openqa.selenium.net.UrlChecker.waitUntilAvailable(UrlChecker.java:75)
    ... 10 more

Answer 1

Download the latest ChromeDriver for your operating system here.

• 升级 ChromeDriver。
• 通过 CLI 执行 netstat 命令来查看是否已达到可能打开的限制连接或检查给定端口上是否有其他应用程序正在运行。
• 设置驱动程序路径。
• 检查您的防火墙设置，防火墙配置可能会受到影响导致了这个问题。