[Building Sakai] Full JSP CRUD tool

[menjuanpablo]

hi,
		
The problem is when I try to access to tool which is already deployed on a
project in Sakai

I'm work with sakai 2.5.0 and it generate following error 


Exception:
null

java.lang.NullPointerException
	at
org.sakaiproject.otrotodo.logic.OtrotodoLogicImpl.getAllVisibleItems(OtrotodoLogicImpl.java:98)
	at
org.sakaiproject.otrotodo.tool.OtrotodoItemsBean.getAllVisibleItems(OtrotodoItemsBean.java:74)
	at org.apache.jsp.StartPage_jsp._jspService(StartPage_jsp.java:144)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:328)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:691)
	at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:469)
	at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:403)
	at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
	at
uk.ac.cam.caret.sakai.WebappToolServlet.service(WebappToolServlet.java:57)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:555)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:691)
	at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:469)
	at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:364)
	at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
	at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:459)
	at
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1343)
	at
org.sakaiproject.portal.charon.handlers.ToolHandler.doTool(ToolHandler.java:163)
	at
org.sakaiproject.portal.charon.handlers.ToolHandler.doGet(ToolHandler.java:86)
	at
org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:891)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:592)
	at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
	at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:210)
	at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:870)
	at
org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at
org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:685)
	at java.lang.Thread.run(Thread.java:595)

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