nosuchelementexception

I am not iterating the LinkedList by any means like scanner or other methods, I am using Collections.max() to get maximum number from the LinkedList . I have read on Stack Overflow that this exception is thrown due to iterator or scanner or tokenizer, but I am using none of them. import java.io.*; import java.util.*; class TLG { public static void main(String[] args)throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); LinkedList<Integer> first = new LinkedList<Integer>(); LinkedList<Integer> second = new LinkedList<Integer>(); int cases = Integer

I have written few test cases in Selenium WebDriver using Java and execute them on grid (hub and multiple nodes). I have noticed that a few test cases fail due to NoSuchElementException . What is the best and robust way to avoid NoSuchElementException and ensure the element is always found? You can never be sure that element will be found, actually this is purpose of functional tests - to tell you if anything changed on your page. But one thing which definitely helps is to add waits for the elements which are often causing NoSuchElementException like WebDriverWait wait = new WebDriverWait