Selenium Java报错ElementNotInteractableException：无法选择下拉菜单选项

尝试通过Selenium操作下拉菜单选择“Code 128 (standard)”时始终失败，抛出ElementNotInteractableException异常，提示元素不可交互。

所用代码 #

WebDriver driver = Driver.get();
driver.manage().window().setPosition(new Point(-1000, 0));
driver.manage().window().maximize();
driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
driver.get("https://www.barcode-generator.org/");
BrowserUtils.waitFor(2);
driver.findElement(By.className("iubenda-cs-close-btn")).click();
BrowserUtils.waitFor(2);
JavascriptExecutor js = (JavascriptExecutor) driver;
WebElement selectElement = driver.findElement(By.xpath("//select[@id='code_selector']"));
Select select = new Select(selectElement);
List<WebElement> options = select.getOptions();
BrowserUtils.waitFor(4);
System.out.println("options.size() = " + options.size());
select.selectByVisibleText("Code 128 (standard)");
driver.findElement(By.id("barcode_data")).sendKeys("abc");

报错信息 #

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
Starting ChromeDriver 114.0.5735.90 (386bc09e8f4f2e025eddae123f36f6263096ae49-refs/branch-heads/5735@{#1052}) on port 53482
Only local connections are allowed.
Please see https://chromedriver.chromium.org/security-considerations for suggestions on keeping ChromeDriver safe.
ChromeDriver was started successfully.
Haz 18, 2023 1:53:26 ÖS org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Detected dialect: W3C
options.size() = 67

org.openqa.selenium.ElementNotInteractableException: element not interactable: Element is not currently visible and may not be manipulated
  (Session info: chrome=114.0.5735.134)
Build info: version: '3.141.59', revision: 'e82be7d358', time: '2018-11-14T08:17:03'

解决方案 #

该网站的下拉菜单并非原生<select>元素，而是用HTML/CSS模拟的自定义下拉组件，原生的code_selector元素处于隐藏状态，直接操作它必然触发不可交互异常。可改用以下方式操作：

1. 先点击触发下拉展开的按钮（页面上的自定义下拉容器）
2. 等待选项列表加载完成后，定位目标选项并点击

修改后的示例代码：

WebDriver driver = Driver.get();
driver.manage().window().maximize();
// 用显式等待替代硬等待，提升稳定性
WebDriverWait wait = new WebDriverWait(driver, 10);

driver.get("https://www.barcode-generator.org/");

// 关闭隐私弹窗
wait.until(ExpectedConditions.elementToBeClickable(By.className("iubenda-cs-close-btn"))).click();

// 点击自定义下拉容器，展开选项列表
WebElement dropdownTrigger = wait.until(ExpectedConditions.elementToBeClickable(By.cssSelector("div.select-box")));
dropdownTrigger.click();

// 定位并点击目标选项
WebElement targetOption = wait.until(ExpectedConditions.elementToBeClickable(By.xpath("//div[contains(text(), 'Code 128 (standard)')]")));
targetOption.click();

// 输入条码数据
wait.until(ExpectedConditions.visibilityOfElementLocated(By.id("barcode_data"))).sendKeys("abc");

另外，建议替换所有BrowserUtils.waitFor()的硬等待为显式等待，避免因页面加载延迟导致的元素定位失败问题。

内容的提问来源于stack exchange，提问作者ihsan akcair