I am not able to get data from Excel to testng class

[Ojasadi]

public class Readandwrite {

public static void main(String[] args) throws IOException {	
	
	
      Workbook wb = new XSSFWorkbook();
	 FileOutputStream f = new FileOutputStream("C:\\Users\\Desktop\\Selenium\\FileHandling\\MyExcelSheet.xlsx");
	 Sheet s = wb.createSheet("MySheet");
	 s.createRow(0).createCell(0).setCellValue("abc@facebook.com");
	 s.getRow(0).createCell(1).setCellValue("abc123");
	 wb.write(f);
	
	

//public static void read() throws IOException {

	 File S = new File("C:\\Users\\Desktop\\Selenium\\FileHandling\\MyExcelSheet.xlsx");
	 FileInputStream input = new FileInputStream(S);
	 XSSFWorkbook wb1 = new XSSFWorkbook(input);
	 XSSFSheet Sh = wb1.getSheet("MySheet");
	
	 
}}

public class ReadandWrite2 extends Readandwrite {
ChromeDriver cd;

//@parameters ({"UserName","pass"})
@BeforeTest
public void ReadandWriteExcel() {

System.setProperty("webdriver.chrome.driver","C:\\Users\Desktop\\Selenium\\chromedriver_win32\\chromedriver.exe");
 cd=new ChromeDriver();
 cd.get("https://www.facebook.com/login.php");	

}

@test
public void usernameandpassword() {
WebElement UserName=cd.findElement(By.id("email"));
WebElement pass= cd.findElement(By.id("pass"));
UserName.sendKeys(Sh.getRow(1).getCell(0).getStringCellValue());//Error
pass.sendKeys(Sh.getRow(1).getCell(1).getStringCellValue());//Error
cd.findElement(By.xpath("//*[@id="loginbutton"]")).click();

}}

[Namrata-m13]

@Ojasadi From the shared code snippet, I see that you are running the tests on your local Chrome browser and not on BrowserStack. Do confirm if you are running the tests on BrowserStack and facing the mentioned behavior.