HELP org.apache.jasper.JasperException

[asmx]

HELLO every body

i'm using spring and hibernate for my web application
first every thing work nice a can do a login base on user in database (postgres) and insert a user ;
after i try to add spring security to my applic ation so i get somme errors but i remove what i have added about spring security and still get this errors

GRAVE: Servlet.service() for servlet [dispatcher] in context with path [/smartspine] threw exception [/WEB-INF/admin/AdminLogin.jsp (line: 21, column: 0) Le tag form:form indique qu'il accepte des attributs dynamics mais n'implémente pas l'interface requise] with root cause
org.apache.jasper.JasperException: /WEB-INF/admin/AdminLogin.jsp (line: 21, column: 0) Le tag form:form indique qu'il accepte des attributs dynamics mais n'implémente pas l'interface requise

any help u welcom

[Loke]

The problem is in the AdminLogin.jsp page. It seems to be related to the form:form tag but the exact problem is not clear to me since I cannot speak French. Could you add the source code of the AdminLogin.jsp page?