[Deploying Sakai] Developing a new Sakai Project

Eduardo Pedro Santana epsantana at gmail.com
Tue Jul 21 10:57:23 PDT 2009


*Hello everybody!

I have already created a Sakai Project before and now I wanted to develop
another one, so I started with a simple form and tried to see it in my
browser, but when I try to open it an error occurs, and I can't realize what
is wrong.

Can anyone help me?

Thanks in advance!

I'm sending you the error message:*



WARN: Bug Report user: admin usage-session:
c80b148f-06b7-449f-9563-d00a3aecb544 time: 21/07/2009 14:31:13 user comment:
null stack trace
org.sakaiproject.portal.api.PortalHandlerException:
java.lang.NullPointerException
    at
org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:891)
caused by: java.lang.NullPointerException
    at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:459)
    at
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1343)
    at
org.sakaiproject.portal.charon.handlers.ToolHandler.doTool(ToolHandler.java:163)
    at
org.sakaiproject.portal.charon.handlers.ToolHandler.doGet(ToolHandler.java:86)
    at
org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:891)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
    at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:592)
    at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
    at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
    at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
    at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
    at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
    at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
    at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
    at
org.apache.coyote.http11.Http11BaseProtocol$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:689)
    at java.lang.Thread.run(Thread.java:595)

Tool Placement:
No Placement

Request:
:    AuthType:null
:    CharEncoding:UTF-8
:    ContentLength:-1
:    ContentType:null
:    ContextPath:/portal
:    LocalAddress:127.0.0.1
:    LocalName:localhost
:    LocalPort:8080
:    Method:GET
:    PathInfo:/tool/81b3d372-162d-402e-9a03-eebb489cfab1
:    Protocol:HTTP/1.1
:    QueryString:panel=Main
:    RemoteAddress:127.0.0.1
:    RemoteHost:127.0.0.1
:    RemotePort:47784
:    Requested URL:
http://localhost:8080/portal/tool/81b3d372-162d-402e-9a03-eebb489cfab1
:    Scheme:http
:    ServerName:localhost
:    Headers:
:        Header:host:localhost:8080
:        Header:user-agent:Mozilla/5.0 (X11; U; Linux i686; pt-BR;
rv:1.9.0.11) Gecko/2009060308 Ubuntu/9.04 (jaunty) Firefox/3.0.11
:
Header:accept:text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
:        Header:accept-language:pt-br,pt;q=0.8,en-us;q=0.5,en;q=0.3
:        Header:accept-encoding:gzip,deflate
:        Header:accept-charset:ISO-8859-15,utf-8;q=0.7,*;q=0.7
:        Header:keep-alive:300
:        Header:connection:keep-alive
:        Header:referer:
http://localhost:8080/portal/site/2cb579b0-e1b0-4b19-a776-0d02907a3687/page/665f30a2-b2dc-47dc-99f9-4de01b79b0b5
:        Header:cookie:---censored---
:    Parameters:
:        Parameter:panel:0:Main
:    Attributes:
:
Attribute:tool.url.manager:org.sakaiproject.portal.util.ToolURLManagerImpl at 1d135b6
:
Attribute:sakai.session:org.sakaiproject.tool.impl.SessionComponent$MySession at 5f55f38d
:        Attribute:sakai.html.head.css.base:<link
href="/library/skin/tool_base.css" type="text/css" rel="stylesheet"
media="all" />

:
Attribute:sakai.character.encoding.done:sakai.character.encoding.done
:        Attribute:sakai.html.head.js:<script type="text/javascript"
language="JavaScript" src="/library/js/headscripts.js"></script>

:        Attribute:sakai.html.head:<link href="/library/skin/tool_base.css"
type="text/css" rel="stylesheet" media="all" />
<link href="/library/skin/default/tool.css" type="text/css" rel="stylesheet"
media="all" />
<script type="text/javascript" language="JavaScript"
src="/library/js/headscripts.js"></script>

:
Attribute:sakai.html.body.onload:setMainFrameHeight('Main81b3d372x162dx402ex9a03xeebb489cfab1');setFocus(focus_path);
:        Attribute:sakai.filtered:sakai.filtered
:        Attribute:sakai.html.head.css.skin:<link
href="/library/skin/default/tool.css" type="text/css" rel="stylesheet"
media="all" />

:        Attribute:sakai.html.head.css:<link
href="/library/skin/tool_base.css" type="text/css" rel="stylesheet"
media="all" />
<link href="/library/skin/default/tool.css" type="text/css" rel="stylesheet"
media="all" />

Session:
:    Created:1248197242306
:    LastAccess:1248197473429
:    MaxInactive:3600
:    Attributes:
:        Attribute:portalskin:defaultskin
 (2009-07-21 14:31:13,431
http-8080-Processor21_org.sakaiproject.portal.util.ErrorReporter)
WARN: send: javax.mail.internet.AddressException: Illegal address in string
``'' (2009-07-21 14:31:13,432
http-8080-Processor21_org.sakaiproject.email.impl.BasicEmailService)
INFO: Preparing to send the mail digests for
20090721030000000]20090722030000000 (2009-07-21 14:31:49,351
Timer-2_org.sakaiproject.email.impl.BasicEmailService)
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