<a:form ajaxSubmit="true" reRender=":dataListForm:dataTable">
    <rich:spacer height="15" style="display:block"></rich:spacer>
    <fhlbny:panel label="Maintain">
     <s:decorate id="catgryMapId" template="/fields/view.xhtml">
      <ui:define name="label">Report Category</ui:define>
     <h:selectOneMenu id="cId"
      value="#{collatRptCatgryTypeList.catgoryId.str}"
      valueChangeListener="#{categoryId.valueCalled}"
      onchange="submit()" converter="javax.faces.Integer">
      <s:selectItems var="cc" value="#{collatRptCatgryList.resultList}"
       label="#{cc.catgryDesc}" itemValue="#{cc.catgryId}"
       noSelectionLabel="All Report Category" />
     </h:selectOneMenu>
     </s:decorate>
     </fhlbny:panel>
           </a:form>

When I do fast scrolling intially the valuechangelistener will be called. All things will work fine. As I go on scrolling up and down fast, the valuechangelistener is no longer called and i receive a exception in the logs-

java.lang.IllegalArgumentException: Could not set field value by reflection: CatgoryId.str on: com.fhlbny.crs.net.session.CatgoryId with value: class java.lang.String

at org.jboss.seam.util.Reflections.set(

Reflections.java:86)

at org.jboss.seam.Component.setFieldValue(

Component.java:1880)

... 74 more

java.lang.IllegalArgumentException

at sun.reflect.UnsafeObjectFieldAccessorImpl.set(Unknown Source)

at java.lang.reflect.Field.set(Unknown Source)

Reflections.java:71)