Spring error: java.lang.NoSuchMethodError

[Piotre Ugrumov]

Hi,
I receive this error with spring:

exception

org.springframework.web.util.NestedServletException: Handler
processing failed; nested exception is java.lang.NoSuchMethodError:
com.intesasanpaolo.tps.model.EConfiguration.getCurrenciesDiffMin()
Ljava/util/Set;
	org.springframework.web.servlet.DispatcherServlet.doDispatch
(DispatcherServlet.java:920)
	org.springframework.web.servlet.DispatcherServlet.doService
(DispatcherServlet.java:809)
	org.springframework.web.servlet.FrameworkServlet.processRequest
(FrameworkServlet.java:571)
	org.springframework.web.servlet.FrameworkServlet.doGet
(FrameworkServlet.java:501)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal
(OpenSessionInViewFilter.java:198)
	org.springframework.web.filter.OncePerRequestFilter.doFilter
(OncePerRequestFilter.java:76)

root cause

java.lang.NoSuchMethodError:
com.intesasanpaolo.tps.model.EConfiguration.getCurrenciesDiffMin()
Ljava/util/Set;
	
com.intesasanpaolo.tps.form.configuration.ConfiguratorController.referenceData
(Unknown Source)
	org.springframework.web.servlet.mvc.AbstractFormController.showForm
(AbstractFormController.java:574)
	org.springframework.web.servlet.mvc.SimpleFormController.showForm
(SimpleFormController.java:198)
	org.springframework.web.servlet.mvc.SimpleFormController.showForm
(SimpleFormController.java:175)
	org.springframework.web.servlet.mvc.AbstractFormController.showNewForm
(AbstractFormController.java:338)
	
org.springframework.web.servlet.mvc.AbstractFormController.handleRequestInternal
(AbstractFormController.java:278)
	org.springframework.web.servlet.mvc.AbstractController.handleRequest
(AbstractController.java:153)
	
org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle
(SimpleControllerHandlerAdapter.java:48)
	org.springframework.web.servlet.DispatcherServlet.doDispatch
(DispatcherServlet.java:875)
	org.springframework.web.servlet.DispatcherServlet.doService
(DispatcherServlet.java:809)
	org.springframework.web.servlet.FrameworkServlet.processRequest
(FrameworkServlet.java:571)
	org.springframework.web.servlet.FrameworkServlet.doGet
(FrameworkServlet.java:501)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
	
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal
(OpenSessionInViewFilter.java:198)
	org.springframework.web.filter.OncePerRequestFilter.doFilter
(OncePerRequestFilter.java:76)


I do not know the cause of this error. The method that the error tells
me exist:


	public Set getCurrenciesDiffMin() {
		return currenciesDiffMin;
	}


Why this error?

Please help me.
Thanks, bye bye.