how to fix/control the issue "org.openqa.selenium.UnhandledAlertException"_capabilities {acceptinsecurecerts: true, browserna-优快云博客

本文链接：https://blog.youkuaiyun.com/fireson0/article/details/81662477

这篇博客主要讨论了在使用Selenium进行网页自动化测试时遇到'org.openqa.selenium.UnhandledAlertException'问题的场景。作者提供了详细的系统信息，包括使用的Selenium版本、Firefox浏览器版本等，并给出了一个尝试解决该问题的代码片段，通过设置FirefoxOptions来忽略未预期的警告对话框。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

Hi,

Could you please help for this, it will some times happen such issue when i selenium the website page.

## System

* Version:  0.21.0-win64
* Platform:  Linux 3.10.0-862.3.2.el7.x86_64
* Firefox:  61.0.1
* Selenium:  selenium-server-standalone-3.13.0

## TestcaseException in thread "main" java.lang.reflect.InvocationTargetException
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:498)
   at org.eclipse.jdt.internal.jarinjarloader.JarRsrcLoader.main(JarRsrcLoader.java:58)
**Caused by: org.openqa.selenium.UnhandledAlertException: :**
Build info: version: 'unknown', revision: 'unknown', time: 'unknown'
System info: host: 'hkl2005830******', ip: '130.17******', os.name: 'Linux', os.arch: 'amd64', os.version: '3.10.0-862.3.2.el7.x86_64', java.version: '1.8.0_171'
Driver info: org.openqa.selenium.remote.RemoteWebDriver
Capabilities {acceptInsecureCerts: true, browserName: firefox, browserVersion: 61.0.1, javascriptEnabled: true, moz:accessibilityChecks: false, moz:headless: false, moz:processID: 5344, moz:profile: C:\Users\43897129\AppData\L..., moz:useNonSpecCompliantPointerOrigin: false, moz:webdriverClick: true, pageLoadStrategy: normal, platform: XP, platformName: XP, platformVersion: 6.3, rotatable: false, timeouts: {implicit: 0, pageLoad: 300000, script: 30000}, webdriver.remote.sessionid: 9f3e151c-2a5b-4022-a6d7-cd8...} Session ID: 9f3e151c-2a5b-4022-a6d7-cd8c54b6dc7d
*** Element info: {Using=id, value=ctl00_lblDisplay}
   at org.openqa.selenium.remote.http.W3CHttpResponseCodec.decode(W3CHttpResponseCodec.java:120)
   at org.openqa.selenium.remote.http.W3CHttpResponseCodec.decode(W3CHttpResponseCodec.java:49)
   at org.openqa.selenium.remote.HttpCommandExecutor.execute(HttpCommandExecutor.java:160)
   at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:601)
   at org.openqa.selenium.remote.RemoteWebDriver.findElement(RemoteWebDriver.java:371)
   at org.openqa.selenium.remote.RemoteWebDriver.findElementById(RemoteWebDriver.java:417)
   at org.openqa.selenium.By$ById.findElement(By.java:218)
   at org.openqa.selenium.remote.RemoteWebDriver.findElement(RemoteWebDriver.java:363)
   at com.selm_hkex$1.apply(selm_hkex.java:128)
   at com.selm_hkex$1.apply(selm_hkex.java:1)
   at org.openqa.selenium.support.ui.FluentWait.until(FluentWait.java:208)
   at com.selm_hkex.main(selm_hkex.java:126)
   ... 5 more

FirefoxOptions desiredCapabilities = new FirefoxOptions();
       desiredCapabilities.setCapability(CapabilityType.UNEXPECTED_ALERT_BEHAVIOUR, UnexpectedAlertBehaviour.IGNORE);
       RemoteWebDriver driver = null;
boolean open = true;
       while (true) {
           open = true;
           try {
               driver = new RemoteWebDriver(new URL("http://hkw20040061.hbap.adroot.hsbc:4444/wd/hub"),
                       desiredCapabilities);
               driver.get("http://www.hkexnews.hk/listedco/listconews/advancedsearch/search_active_main.aspx");
           } catch (Exception d) {
               if (d.getMessage().contains("Error communicating with the remote browser")) {
                   open = false;
                   Thread.sleep(30000);
                   driver.quit();
               }
           }
           if (open) {
               break;
           }
       }

       boolean sendkey = true;
       while (true) {
           sendkey = true;
           try {

System.out.println("Page title is " + driver.getTitle() + " Start to input the page !");

               String str_y = str_date.substring(0, 4);
               String str_m = str_date.substring(4, 6);
               String str_d = str_date.substring(6, 8);
               String end_y = end_date.substring(0, 4);
               String end_m = end_date.substring(4, 6);
               String end_d = end_date.substring(6, 8);

               if ((sck_code.replaceAll("\\D", "")).length() == 5) {
                   driver.findElement(By.id("ctl00_txt_stock_code")).sendKeys(sck_code);
                   driver.findElement(By.id("ctl00_txt_stock_code")).sendKeys(sck_code);
               } else {
                   sck_code = "Allsc";
               }

               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_d")).sendKeys(str_d);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_d")).sendKeys(str_d);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_m")).sendKeys(str_m);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_m")).sendKeys(str_m);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_y")).sendKeys(str_y);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseFrom_y")).sendKeys(str_y);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_d")).sendKeys(end_d);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_d")).sendKeys(end_d);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_m")).sendKeys(end_m);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_m")).sendKeys(end_m);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_y")).sendKeys(end_y);
               driver.findElement(By.id("ctl00_sel_DateOfReleaseTo_y")).sendKeys(end_y);
               driver.findElement(By.id("aspnetForm")).submit();
           } catch (Exception c) {
               sendkey = false;
               driver.navigate().back();
           }
           if (sendkey) {
               break;
           }
       }

       (new WebDriverWait(driver, 20)).until(new ExpectedCondition<WebElement>() {
           public WebElement apply(WebDriver d) {
               return d.findElement(By.id("ctl00_lblDisplay"));
           }
       });
       String recd_empty = driver.findElement(By.id("ctl00_lblDisplay")).getText();

System.out.println("Page title is " + driver.getTitle() + " Start to download the informations !");
System.out.println("");

......skin......