hello all, i need help in using the <bean:define> tag. I had first define a bean to hold a String ArrayList which is to be used in a <html:select> tag. however, this code fails to work and complains abt a NullPointerException. And btw, can someone explains to me what's the difference between scope and toScope? thanks <bean:define id="travelPeriodList" name="newsletterForm" property="travelDaysList"/> <html:select property="targetDuration" size="0" value=""> <html:options collection="travelPeriodList" property="value" labelProperty="label"/> </html:select> here's the exception:
java.lang.NullPointerException at java.util.Hashtable.put(Hashtable.java:380) at org.apache.jasper.runtime.PageContextImpl.setAttribute(PageContextImpl.j ava:252) at org.apache.struts.taglib.bean.DefineTag.doStartTag(DefineTag.java:210) at _jsps._admin._managenewsletters._newsletter_display_add_edit_jsp._jspSer vice(_newsletter_display_add_edit_jsp.java:1453) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServle t.java:247) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.access$6(JspServl et.java:237) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:520) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:589) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at com.iplanet.server.http.servlet.NSServletRunner.invokeServletService(NSS ervletRunner.java:891) at com.iplanet.server.http.servlet.WebApplication.service(WebApplication.ja va:1064) at com.iplanet.server.http.servlet.NSServletRunner.ServiceWebApp(NSServletR unner.java:953) at com.iplanet.server.http.servlet.NSServletSession.internalRedirect(Native Method) at com.iplanet.server.http.servlet.NSRequestDispatcher.include(NSRequestDis patcher.java:93) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:4 08) at org.apache.struts.taglib.template.GetTag.doStartTag(GetTag.java:189) at _jsps._admin._templates._contentTemplate_jsp._jspService(_contentTemplat e_jsp.java:237) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServle t.java:247) -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>