Error in jsp in retreiving data from a bean.

Question

i made a bean retrieving some data for a form and while i declared and put the use bean tag through run time i got this error :
init:
deps-module-jar:
deps-ear-jar:
deps-jar:
library-inclusion-in-archive:
library-inclusion-in-manifest:
compile:
compile-jsps:
Created dir: E:\IOULevel3\12-March-2009\IOUCom\build\generated\src
org.apache.jasper.JasperException: Cannot find any information on property 'firstname' in a bean of type 'reg.RegisterationBean'
E:\IOULevel3\12-March-2009\IOUCom\nbproject\build-impl.xml:440: Java returned: 1
BUILD FAILED (total time: 1 second)does anybody have a clue?

Answer 1

guys here is the bean:
package reg;
* @author Asmaa
public class RegisterationBean
    //////////////////////Personal Data Declaerations//////////////////////////
   public String firstname;
   //////////////////////Personal Data Methods////////////////////////////////////////
public void setFirstName(String firstname)
    this.firstname=firstname;
public String getFirstName()
return firstname;
}