Java selenium代码不适用于chrome浏览器，但相同的代码适用于firefox

Question

这是我的代码。 该代码适用于firefox，但是当我在google chrome上运行它时，浏览器会打开并识别用户名字段，但不会从excel中读取数据并将其发送到元素。

package test_script;

import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.testng.annotations.Test;

import common_functions.commonFunctionRepo;
import common_objects.*;
import excel_utilites.ExcelUtils;
import utilities.Constant;


public class AddPgm_TC_02 
{
    @Test

    public void AddPgm() throws Exception
    {

    //Set Test browser to Firefox driver
        System.setProperty("webdriver.chrome.driver", "./exe_files/chromedriver.exe");
        WebDriver driver = new ChromeDriver();

        //WebDriver driver = new FirefoxDriver();
        driver.manage().window().maximize();

    //Launch the url
        commonFunctionRepo.launchDucky(driver);
        driver.manage().timeouts().implicitlyWait(100, TimeUnit.SECONDS);

        ExcelUtils.setExcelFile(Constant.Path_TestData + Constant.File_TestData, "TC_02");

        for (int i=1; i<=ExcelUtils.getRowcount(); i++)

        {

        String Uname = ExcelUtils.getCellData(i, 1);
        String Pwd = ExcelUtils.getCellData(i, 2);

      //Login
            commonFunctionRepo.login(driver, Uname,Pwd);
            System.out.println("Logged in Successfully");


        String pgmNameTxt = ExcelUtils.getCellData(i, 3);
        String descTxt = ExcelUtils.getCellData(i, 4);
        String expRes = ExcelUtils.getCellData(i, 5);


      //Click on Menu
        WebElement menu = driver.findElement(By.id("vappmenu"));
        menu.click();

    //Click on Navigation
        WebElement navigation   = driver.findElement(By.cssSelector("paper-icon-item[title='Navigation']"));
        navigation.click();

    //Click on Manage Program
        WebElement subManagePgm = driver.findElement(By.id("Manage Programs"));
        subManagePgm.click();
        System.out.println("Navigated Manage Program Successfully");

    //Click on Add New button - need id 
        WebElement addNew = driver.findElement(By.cssSelector("iron-icon[class='style-scope programs-panel x-scope iron-icon-1'][icon='add-box']"));
        addNew.click();

    //Type Program Name
        WebElement pgmName = driver.findElement(By.cssSelector("input[title='Program Name']"));
        commonFunctionRepo.SendData(driver, pgmName,  pgmNameTxt);  

        //Type Description - need id
        WebElement desc = driver.findElement(By.cssSelector("paper-textarea[class='program-upsert-full style-scope program-upsert'][label='Description']"));
        commonFunctionRepo.SendData(driver, desc,  descTxt);    

    //Click on Save
        WebElement saveBtn = driver.findElement(By.cssSelector("paper-button[title='Save Program']"));
        saveBtn.click();    

    //Get Success Message - need id
        WebElement successMsg = driver.findElement(By.cssSelector("paper-toast[title = 'Program created successfully']>span[id='label'][class='style-scope paper-toast']"));
        String msg = commonFunctionRepo.getTextFrom(driver, successMsg);        
        System.out.println("Message is  - "+msg);

    //logout
        driver.findElement(By.id("vappmenu")).click();
        driver.findElement(By.xpath("//paper-item[@title='Logout']")).click();

        Boolean status = commonFunctionRepo.strCompare(msg, expRes);

        ExcelUtils.setCellData(msg, i, 6);

        if(status)
        {
            ExcelUtils.setCellData("pass", i, 7);
        }
        else enter code here
        {
            ExcelUtils.setCellData("Fail", i, 7);
        }

        }

        driver.close();
    }
}

控制台错误：

org.openqa.selenium.WebDriverException: unknown error: cannot focus element
  (Session info: chrome=55.0.2883.87)
  (Driver info: chromedriver=2.25.426923 (0390b88869384d6eb0d5d09729679f934aab9eed),platform=Windows NT 10.0.14393 x86_64) (WARNING: The server did not provide any stacktrace information)
Command duration or timeout: 133 milliseconds
Build info: version: '2.53.1', revision: 'a36b8b1', time: '2016-06-30 17:32:46'
System info: host: 'DESKTOP-0436FTE', ip: '192.168.0.3', os.name: 'Windows 10', os.arch: 'x86', os.version: '10.0', java.version: '1.8.0_111'
Driver info: org.openqa.selenium.chrome.ChromeDriver
Capabilities [{applicationCacheEnabled=false, rotatable=false, mobileEmulationEnabled=false, networkConnectionEnabled=false, chrome={chromedriverVersion=2.25.426923 (0390b88869384d6eb0d5d09729679f934aab9eed), userDataDir=C:\Users\khaji\AppData\Local\Temp\scoped_dir272_9014}, takesHeapSnapshot=true, pageLoadStrategy=normal, databaseEnabled=false, handlesAlerts=true, hasTouchScreen=false, version=55.0.2883.87, platform=XP, browserConnectionEnabled=false, nativeEvents=true, acceptSslCerts=true, locationContextEnabled=true, webStorageEnabled=true, browserName=chrome, takesScreenshot=true, javascriptEnabled=true, cssSelectorsEnabled=true}]
Session ID: 4771cb9a4b4ab55ebe166a8fee9a4414