selenium - Script runs fine in debug mode but not runs in run mode in IE Browser -

i have tried following code both in firefox , ie. firefox working fine in ie not working . im using iev11 ,selenium v2.45 , tried v2.46 , 2.44 .ie driver server v2.46. please me

public class iebrowser {     webdriver driver;     @test     public void url(){     system.setproperty("webdriver.ie.driver", "e:\\iedriverserver.exe");       driver =  new internetexplorerdriver();                    driver.get("http://www.toolsqa.com/automation-practice-form/");      driver.findelement(by.name("firstname")).sendkeys("hi");     } } 

use code before finding elements:

try {             thread.sleep(10000);         } catch(interruptedexception ex) {             thread.currentthread().interrupt();         } 

this applicable appium project. *works in android appium too.