I have calendar component in my jsf page , when i am moving to another page and revisiting iam getting javafaces.ui.calendar is null or undefined Error -------------------------------------------------------------------------------------------------------------------------------------------------------- Key: RF-12358 URL: https://issues.jboss.org/browse/RF-12358 Project: RichFaces Issue Type: Feature Request Security Level: Public(Everyone can see) Components: component-input Affects Versions: 4.2.2.Final Reporter: Mahendher M This is working fine at first time but if i click any button in the page and coming back to this page the calendar button is diabling and im able to see the error richfaces.ui.calender is null or undefined {code} <f:facet name="footer"> <rich:calendar id="activ_date" popup="#{true}" mode="ajax" value="#{listBean.activDate}" datePattern="dd/MM/yyyy hh:mm a" > </rich:calendar> </f:facet> {code} root cause of the problem is when the page is revisited {code} <script type="text/javascript" src="/myproject/javax.faces.resource/richfaces-base-component.js.jsf"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/jquery.position.js.jsf"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/richfaces-event.js.jsf"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/json-dom.js.jsf?ln=org.richfaces"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/jquery.effects.core.js.jsf?ln=org.richfaces"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/jquery.effects.highlight.js.jsf?ln=org.richfaces"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/JQuerySpinBtn.js.jsf?ln=org.richfaces"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/calendar-utils.js.jsf?ln=org.richfaces"></script> <script type="text/javascript" src="/myproject/javax.faces.resource/calendar.js.jsf?ln=org.richfaces"></script> <link type="text/css" rel="stylesheet" href="/myproject/rfRes/calendar.ecss.jsf?db=eAG7mShzEgAFjAIg&amp;ln=org.richfaces" /> {code} these javascripts are not loading