How Do I Find Whether All Jar Files Installed In Eclipse Are Not?

See more:

Java

Eclipse

selenium

public static void main(String[] args) {
	
		WebDriver driver = new FirefoxDriver();
		driver.get("http://venu-pc/login.do");
		driver.manage().window().maximize();
		driver.findElement(By.id("Username")).sendKeys(" admin");
		driver.findElement(By.id("Password")).sendKeys(" manager");
		System.out.println(driver.getTitle());
	         driver.close();

when i wrote this code . iam getting error that
The method sendKeys(CharSequence[]) in the type WebElement is not applicable for the arguments (String)
The method sendKeys(CharSequence[]) in the type WebElement is not applicable for the arguments (String)
what does it mean