It seems that the class org.xml.sax.EntityResolver is not in your classpath. Make
sure that all of the appropriate jar files are in your classpath. These
jar files are located in %TOMCAT_DIR%/lib. EntityResolver is stored in Parser.jar.
Paolo
Kemp Randy-W18971 wrote:
> Can anyone tell me what is causing this error under Tomcat 3.2.1, when I go to the
>example site at http://localhost:8080/examples/jsp/num/numguess.jsp?
> Error: 500
> Location: /examples/jsp/num/numguess.jsp
> Internal Servlet Error:
> javax.servlet.ServletException: org/xml/sax/EntityResolver
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:399)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java)
> at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
> at org.apache.tomcat.core.Handler.service(Handler.java:286)
> at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
>org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
> at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
> at
>org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)
> at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
> at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
> at java.lang.Thread.run(Thread.java:484)
> Root cause is; java.lang.NoClassDefFoundError: org/xml/sax/EntityResolver
> at java.lang.ClassLoader.defineClass0(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:486)
> at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:111)
> at java.net.URLClassLoader.defineClass(URLClassLoader.java:248)
> at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:297)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:290)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:286)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:253)
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:313)
> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:178)
> at org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:462)
> at org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
> at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:433)
> at
>org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:152)
> at
>org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:164)
> at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java)
> at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
> at org.apache.tomcat.core.Handler.service(Handler.java:286)
> at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
>org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
> at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
> at
>org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)
> at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
> at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
> at java.lang.Thread.run(Thread.java:484)
> Root cause:
> java.lang.NoClassDefFoundError: org/xml/sax/EntityResolver
> at java.lang.ClassLoader.defineClass0(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:486)
> at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:111)
> at java.net.URLClassLoader.defineClass(URLClassLoader.java:248)
> at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:297)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:290)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:286)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:253)
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:313)
> at org.apache.jasper.compiler.Compiler.compile(Compiler.java:178)
> at org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:462)
> at org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:146)
> at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:433)
> at
>org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:152)
> at
>org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:164)
> at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java)
> at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
> at org.apache.tomcat.core.Handler.service(Handler.java:286)
> at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
>org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
> at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
> at
>org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)
> at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
> at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)
> at java.lang.Thread.run(Thread.java:484)
>
> System variable settings:
>
> H:\>set
> ALLUSERSPROFILE=D:\Profiles\All Users
> APPDATA=D:\Profiles\w18971\Application Data
> CLASSPATH=.;d:\javaprograms\javasource;c:\jdk1.3\lib\mail.jar;c:\jdk1.3\lib\acti
> vation.jar;D:\javajdbcs\jdbc1\mm.mysql.jdbc-1.2c;C:\jdk1.3\lib\tools.jar;D:\Java
> ServletProducts\JbossData\addressbook;D:\JavaServletProducts\JbossData\addressbo
> ok\src\java;D:\javajarfiles\ejb.jar;D:\javajarfiles\servlet.jar;D:\javajarfiles\
> server.jar\jboss-client.jar;D:\javajarfiles;D:\javajarfiles\jnp-client.jar;D:\Ja
> vaServletProducts\JbossData\addressbook\src\java\addressbook;D:\javajarfiles\add
> ressbook-client.jar;D:\javajarfiles\jndi.properties;C:\j2sdkee1.2.1\lib\j2ee.jar
> ;d:\javaservletproducts\orionapp\classes
> CommonProgramFiles=C:\Program Files\Common Files
> COMPUTERNAME=IL93-1093
> ComSpec=C:\WINNT\system32\cmd.exe
> HOMEDRIVE=H:
> HOMEPATH=\
> HOMESHARE=\\il93dat07\W18971$
> HTTP_proxy="http://wwwgate0.mot.com:1080"
> IMNINST=help
> IMNINSTSRV=D:\IMNnq_NT
> J2EE_HOME=c:\j2sdkee1.2.1
> JAVA_HOME=c:\jdk1.3
> LOGONSERVER=\\IL93MDC02
> NUMBER_OF_PROCESSORS=1
> OS=Windows_NT
> Os2LibPath=C:\WINNT\system32\os2\dll;
> Path=D:\oracle\ora81\bin;C:\Program Files\Oracle\jre\1.1.7\bin;D:\ruby\bin;D:\Pe
> rl\bin\;d:\Perl\5.00502\bin\MSWin32-x86-object;d:\Perl\5.00502\bin;C:\WINNT\syst
> em32;C:\WINNT;C:\WINNT\System32\Wbem;D:\Profiles\ALLUSE~1\STARTM~1\Programs;c:\j
> dk1.3\bin;c:\jdk1.3\lib;c:\JavaJikes;C:\VXIpnp\WINNT\BIN;D:\IMNnq_NT;D:\Python16
> \;D:\Python20\;c:\jdk1.3\bin;c:\j2sdkee1.2.1\bin
> PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH
> PROCESSOR_ARCHITECTURE=x86
> PROCESSOR_IDENTIFIER=x86 Family 6 Model 5 Stepping 1, GenuineIntel
> PROCESSOR_LEVEL=6
> PROCESSOR_REVISION=0501
> ProgramFiles=C:\Program Files
> PROMPT=$P$G
> SMS_LOCAL_DIR=C:\WINNT
> SystemDrive=C:
> SystemRoot=C:\WINNT
> TEMP=D:\Profiles\w18971\LOCALS~1\Temp
> TMP=D:\Profiles\w18971\LOCALS~1\Temp
> USERDOMAIN=NA1
> USERNAME=W18971
> USERPROFILE=D:\Profiles\w18971
> windir=C:\WINNT
>
> H:\>
>
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