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Error: String cannot be resolved to the type

While trying this code,it shows this error in the string line.

  <% 
  String error = (String)request.getAttribute("error");
  request.removeAttribute("error");
  if(error != null)
  out.println(error);
  %>

Thanks!

If you want to get the string try this:

<%    
String error = (String)request.getParameter("error");   
request.removeAttribute("error");   
if(error != null)   
    out.println(error);   
%> 

getAttribute() returns an Object, getParameter returns the Value of the Query String

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