LoginTest fails & multiple errors pop up....

Following test fails & multiple errors pop up [[b:3j08hw6i][b]as per snapshot attached[/b:3j08hw6i][/b]]

[b:3j08hw6i]i have following webDriver code in LoginTest :[/b:3j08hw6i]

openBrowser();
Wait_implicit();
Navigate(CONFIG.getProperty("Navigate_To"));[b:3j08hw6i]//If i comment out this line & run nxtline code Everything works fine[/b:3j08hw6i]
//w.get("https://portfolio.rediff.com/portfolio-login");
Wait_pageLoad();
DataEntry(CONFIG.getProperty("EmailField_Id"),"chaitra.jagirdar7@gmail.com");
click(CONFIG.getProperty("emailsubmit_Id"));
Wait_pageLoad();
Wait_implicit();
DataEntry(CONFIG.getProperty("userpass_Id"),"Password1");
click(CONFIG.getProperty("loginsubmit_Id"));

[b:3j08hw6i]i have following methods in TestBase class :[/b:3j08hw6i]

public void openBrowser() {
// TODO Auto-generated method stub
w= new FirefoxDriver();

}

public void Navigate(String to) {
// TODO Auto-generated method stub
w.get(to);
}

public void Wait_pageLoad() {
// TODO Auto-generated method stub
w.manage().timeouts().pageLoadTimeout(60, TimeUnit.SECONDS);
}
public void Wait_implicit() {
// TODO Auto-generated method stub
w.manage().timeouts().implicitlyWait(100, TimeUnit.SECONDS);
}

public void DataEntry(String id,String keyIn) {
// TODO Auto-generated method stub
w.findElement(By.id(id)).sendKeys(keyIn);

}

public void click(String id) {
// TODO Auto-generated method stub
w.findElement(By.id(id)).click();

}

[b:3j08hw6i]i have following xpaths & url in config.properties :[/b:3j08hw6i]
#LoginTest
Url_Navigate_To=https://portfolio.rediff.com/portfolio-login
EmailField_Id=useremail
emailsubmit_Id=emailsubmit
userpass_Id=userpass
loginsubmit_Id=loginsubmit