I am getting a NoClassDefFoundError when I run my Java application. How do I fix it?
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java.lang.NoClassDefFoundError: happens sporadically on Resin sever start up
This is on Resin 3.0.21
Using Java 1.5 on Linux machine...
I have a servlet defined on the web.xml to load the log4j.properties.
This is thrown ... |
I'm developing an application that dynamically loads a JAR, which contains the definition of a bunch of classes it uses. Everything went fine until I tried to catch an Exception-derived class ... |
i am executing simple Dependency Injection program of spring & getting this exception.
I have already included common-logging1.1.1.jar and spring.jar file. Could you please help to out?
Exception in thread "main" java.lang.NoClassDefFoundError: ...
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i am geting following error
Am i missing some jar file?
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
at org.slf4j.impl.JCLLoggerFactory.getLogger(JCLLoggerFactory.java:69)
...
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This code is compile fine, but whenever I try to run, it gives an error says NoClassDefFound. What is the possible reason and solution, please explain.
package myPack;
...
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One on my team is having a problem with a project he got from our SVN. When he tries to run a file he gets the error:
java.lang.NoClassDefFoundError: misc\test (wrong name: misc/test)
We ... |
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My code compiles fine, but I'm gettting a runtime error on this line:
File myFile = new File(FilenameUtils.concat(basePath, localPath));
The error thrown is:
java.lang.NoClassDefFoundError: org/apache/commons/io/FilenameUtils
Why would the code compile if it can't resolve a ... |
I'm trying to launch a Java app from a C++ app using the following code:
#include <windows.h>
#include <memory.h>
#include <tchar.h>
int APIENTRY _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow) {
...
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Even so the jar files exists and are in the correct folder, I get the NoClassDefFoundError. Why? What I am doing wrong?
The Classpath definition is .\thirdparty\lib\;C:\jsystem\runner\lib\ant-jsystem.jar;C:jsystem\runner\lib\cli.jar;C:\jsystem\runner\lib\commons-logging-1.1.jar;C:\jsystem\runner\lib\embeddedCatalina.jar;C:\jsystem\runner\lib\fileParser.jar;C:\jsystem\runner\lib\filetransfer.jar;C:\jsystem\runner\lib\j2autoit.jar;C:\jsystem\runner\lib\jsystem-launcher.jar;C:\jsystem\runner\lib\jsystemAgent.jar;C:\jsystem\runner\lib\jsystemApp.jar;C:\jsystem\runner\lib\jsystemCommon.jar;C:\jsystem\runner\lib\jsystemCore.jar;C:\jsystem\runner\lib\snmp.jar;C:\jsystem\runner\lib\stations.jar;C:\jsystem\runner\lib\swing.jar;C:\jsystem\runner\lib\tcl.jar;C:\jsystem\runner\lib\vbshell.jar;C:\jsystem\runner\lib\web.jar;C:\jsystem\runner\lib\wget.jar;
C:\jsystem\runner\lib\xmlrpc-client-3.1.3.jar;
C:\jsystem\runner\lib\xmlrpc-common-3.1.3.jar;
C:\jsystem\runner\lib\xmlrpc-serv
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I'm validating the installation of a program that consists of a few separate modules. They are not co-dependent. I have apple.jar and orange.jar, they are placed in the same folder and ... |
i'm using Netbeans 6.8 and build simple Maven web application project.
create Entity and main file for persist Entity [also create persist unit] and use EclipsLink.
but when i run main file ... |
Please advise me what's wrong with this class declaration:
ExchEngine.java
package engine;
public class ExchEngine {
public ExchEngine() {
}
public static void main(String[] args) ...
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NoClassDefFoundError extends LinkageError which in turns extends Error.
Javadoc for Error class states:
An Error is a subclass of Throwable
that indicates serious problems that a ... |
Why does the following happen and how can I fix it?
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/lang/Validate
at org.jsoup.DataUtil.load(DataUtil.java:47)
at org.jsoup.Jsoup.parse(Jsoup.java:57)
at linksfind.main(linksfind.java:12)
Caused ...
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Possible Duplicate:
Why am I getting a NoClassDefFoundError in Java?
my progamme is compling successfully. But while running the program Error occurred Java.Lang.NoClassDefFoundError. Please Reply
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Here is the error:
Exception in thread "main" java.lang.NoClassDefFoundError: org/alicebot/server/net/AliceServer
Caused by: java.lang.ClassNotFoundException: org.alicebot.server.net.AliceServer
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
...
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i wrote java code in beanshell but it throws java.lang.NoClassDefFoundError by defining DefaultHandler. I have already imported it, i don't understand why is this exception thrown. My Code looks like here:
import ...
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package myfirst;
import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.ss.usermodel.*;
import java.io.FileInputStream;
import java.lang.Iterable;
import java.net.URL;
import java.net.URLConnection;
import java.sql.*;
public class ReadExcel {
public static String fileToBeRead = "C:/Documents and Settings/Developer/Desktop/Anand exmps/Anand.xls";
public static void main(String argv[]) {
String urlcnt=" ";
Connection con=null;
Statement stmt=null;
int i=0;
int j=0;
try ...
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my code looks like that:
fileoutput = new FileOutputStream(productSheetFilePath);
m_psWorkBook.write(fileoutput);
where m_psWorkBook is of type XSSFWorkbook, when calling the "write" method a NoClassDefFoundError exeption is throws, does anybody ever had that?
Thanks,
Tamir
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I'm trying to secure my application by running the bits of code that deal with user-provided content under a very restrictive SecurityManager. It's AccessController.doPrivileged() turned on its head - normally ... |
I want to create a BufferedImage from a image but it not run.
what is this exception?
code:
BufferedImage src = toBufferedImage(image1);
public static BufferedImage toBufferedImage(Image image) {
if (image instanceof BufferedImage) ...
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I'm using Jadex 0.96. I would like to use V2 but I could not get the current version to stably initialize the JCC on my Mac.
With Jadex 0.96, I am trying ... |
Could anybody tell me why I'm getting this error, and how to fix the problem?
Exception in thread "main" java.lang.NoClassDefFoundError: org/codehaus/stax2/ri/Stax2ReaderAdapter
... |
I'm trying to connect a java application (using IBM java 1.6.0 64 bit) to connect to a server under SSL mode, but it fails with the following error:
Exception in thread "main" ...
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Classic problem, NoClassDefFoundError what do I need? create new class?
import java.net.*;
import java.io.*;
import org.xsocket.*;
import org.xsocket.connection.*;
import java.io.IOException;
public class SocketClient {
public static void main(String[] args) {
...
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We have client-server application and we launch the client application using java web start.
While trying to open client application, it first reads a token file from https url (for SSO) and ... |
import java.io.*;
public class ArrayApp{
public static void main(String[] args){
System.out.println("lllll");
} // end main()
} // end class ArrayApp
i ... |
I am working on a kit of simple Java agents to help me (and hopefully others) troubleshoot Java applications. One of the agents I would like to create instruments the JComponent.getToolTipText() ... |
I am using eclipse to develop my application. In my application i have few projects and those projects have reference in EAR project.
In one of project i have created a interface ... |
I have created an applet program using Eclipse IDE. Now im creating .html file as below:
<html>
<APPLET CODE="Chase.class" width=500 height=400>
</APPLET>
</html>
When Im executing this file the error im getting is:
java.lang.NoClassDefFoundError: Chase (wrong name: ...
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Got next error with maven using console:
d:\projects.perforce\FOTradeCapture\branches\evb-dev>mvn clean install
Exception in thread "main" java.lang.NoClassDefFoundError: [15:27:13]
Caused by: java.lang.ClassNotFoundException: [15:27:13]
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
... |
I am facing this problem while trying to run my java file by writing java filename ....
I have read on many pages the possible ways this could be corrected but unfortunately ... |
I am still working on my assignment for which I had asked a question earlier this evening. I have written five classes, which, in a nutshell, serve the purpose of ... |
After installing the latest version of Vuze (Azureus), I got an odd error trying to start it:
> java -Xmx128m -classpath ./Azureus2.jar:./swt.jar -Djava.library.path=/bt_work/vuze -Dazureus.install.path=/bt_work/vuze -Dazureus.script=./azureus -Dazureus.script.version=2 org.gudy.azureus2.ui.swt.Main
Exception in thread "main" java.lang.NoClassDefFoundError: org/gudy/azureus2/ui/swt/Main
Caused ...
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I have an error in my application.
Here is a bit of code of my class CLog :
enum eType {
IN,
OUT,
};
public void function1(String sParams)
{
...
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I would like to use Akka actors in Java.
I downloaded the akka-1.0.zip and added akka-actor-1.0.jar to my "Build Path" in Eclipse.
Then I wrote this Actor class:
package com.example;
import akka.actor.UntypedActor;
public class ...
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I have a Java program called Main.java, it is located in the following directory :
/home/user/program/Main.java
When I try to run Main.java from the 'program' directory, everything goes ok, I use this line ... |
I'm writing a Java program for my work-study program which relies on the RXTX serial drivers. It is running well on my testing machines, however I have noticed that when run ... |
I'm learning Java am having trouble running an example program.
I have two files:
GoodDog.java:
class GoodDog {
private int size;
public int getSize () {
return size;
}
public void setSize (int s) {
...
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Getting an error if using Apache Commons Validator:
java.lang.NoClassDefFoundError: org/apache/oro/text/perl/Perl5Util
Even if, Apache Commons Validator /dependencies state that ORO.jar is optional.
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I haven't worked with Java in about 10 years, so it's very probable I'm doing something elementary wrong here...
I am writing a "server-side extension" for SmartFoxServer (SFS). In ... |
Here is a interesting java question.
the following simple java program contains static field initialized by a method statically. Actually, I force the method which calculate the intiailize value to ... |
When i try to run the following code the following error pops up and I do not know why, it worked literally 10 minutes ago
KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventPostProcessor(newKeyEventPostProcessor() {
...
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I am using Ubuntu 11.04, when i start RubyMine3.1 it gave this error.
Exception in thread "main" java.lang.NoClassDefFoundError: com/intellij/util/lang/UrlClassLoader
at com.intellij.idea.Main.main(Main.java:55)
Caused by: java.lang.ClassNotFoundException: com.intellij.util.lang.UrlClassLoader
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
...
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I have a issue with NoClasDefFoundError. I am using interfaces, and no class definition should be available:
package code;
public interface Constants {...}
class implementing this interface is compiled without any error and jar ... |
When I execute following
ClassParser parser = new ClassParser("E:\temp\TestCasing.class");
I get following exception:
java.lang.NoClassDefFoundError: org/apache/bcel/classfile/ClassParser
at in.ac.iiitb.krishna.classinformationretrieval.ClassInformationRetrievalView$3.widgetSelected(ClassInformationRetrievalView.java:113)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:240)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) ...
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Alright, so I was making a simple Java class that would simply print out "Hello!". Here is the code:
public class Hello
{
public static void main(String[] args)
...
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I get an exception : java.lang.NoClassDefFoundError: package/TestClass when i activate optimization option in proguard . I tried with keepclassmembers but it dosn't work.
when i obfuscate the application without using optimizations (-dontoptimize) ... |
I have a large program, that i modified in java. I used the intelliJ idea (community edition) IDE for compiling. When i go to run the program, it starts up the ... |
I'm using NetBeans IDE to code my Java program. A few days ago, I had it working the way I wanted to. Now that I opened it again to add some ... |
I wrote a java program to test RESTful web services by using Netbeans7.0.1 and it works fine there. Now I wrote the build.xml file to compile the code and when I ... |
I'm strugelling with an odd problem for days now.
Only one of the users of my webapp get an NoClassDefFoundError when trying to use some functionallity. This is the stacktrace:
java.lang.NoClassDefFoundError: com/sun/xml/bind/WhiteSpaceProcessor
...
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I've generated a class by taking the bytes of a base class and accepting them through a custom class adapter. When I call define class on the bytes produced as a ... |
I wrote the following class in NetBeans and ran it successfully. But when I uploaded it to the IEEE moshack server where I participated for the IEEE Extreme competition.
It says ... |
I'm attempting to install Weka, which I have installed into /weka directory. I set the CLASSPATH variable, but that shouldn't matter anyway because I'm using -cp.
I enter this into SSH:
... |
I created a maven project and I have written for weeks an application and want to run it in the end... But I can't.
I get the following stacktrace when executing my ... |
I'm seeing differences across platforms about when Class.forName() throws ClassNotFoundException and when it throws NoClassDefFoundError. Is this behavior well-defined somewhere, or have I stumbled across a bug?
Consider the following code (which ... |
I am attempting to run a tomcat application, but when I try to go to the application I get:
java.lang.NoClassDefFoundError: Could not initialize class ysl.util.Utils
ysl.util.Utils.executeQuery(Utils.java:186)
... |
So I am loading the class and that works just fine. Then execute the getDeclaredMethods() and getting a NoClassDefFounfError. I was able to trace it inside the method and here is ... |
I am learning Java from scratch. I installed the JDK, and I got the Hello World Program running. I am trying to run a simple accountdemo program. In Account.java, I have ... |
I compiled successfully three files and when I tried to launch a class which contains a public static void main then I got errors. Here is the error :
C:\Documents and Settings\Ambre-28\Mes ...
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I have this below proram
package com;
import java.io.PrintStream;
import java.net.URL;
import java.net.URLConnection;
public class Caller
...
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I am trying to connect to a broker in Message Broker using ibm's java API: http://publib.boulder.ibm.com/infocenter/wmbhelp/v7r0m0/index.jsp?topic=%2Fcom.ibm.etools.mft.doc%2Fbe43410_.htm
I am trying to use the example provided at that link (I am using ... |
oll3i when i run prograam from eclipse it works fine but when i run it from command line i get C:\ECLIPS~1\PD15\CLASSES\PD15>java D.... Exception in thread "main" java.lang.NoClassDefFoundError: D...(wrong nam e: pd15/D...) ... |
xtremebass Hi Bytes, i run the sample java code(BarChartDemo.java)which is producing the Bar charts as output if no error in the program, but i got run time error like this, java.lang.NoClassDefFoundError: ... |
Hey, Found the answer at another similar post here. Or at least a work-around. javac -classpath /opt/Java/mysql-connector-java-5.0.8/mysql-connector-java-5.0.8-bin.jar ColumnName.java && java -classpath .:/opt/Java/mysql-connector-java-5.0.8/mysql-connector-java-5.0.8-bin.jar ColumnName Apparently, this is a classpath issue but I ... |
hi all, i am working with rmi. For accessing remote methods returning primitives, serializable objects from client i dont have any problems. its working fine. but i want to access remote methods which returns my own type of objects (Student, EmpFrame, LoginFrame, etc). when i tried from rmi client (another system) it connects with rmi server, but then produces the above ... |
Check these: a) MyClass.java has no package statement b) MyClass.java has a public static void main(String[] args) method. c) MyClass.java compiled with no errors d) MyClass.class is in the current directory If those are all true, it oughtta work. If you have a package statement the package name should match a directory tree. If your package is com.myname.myproject then MyClass.class should ... |
My application is loading a custom handler class which is outside my applications WEB-INF directory. Now this class which i am trying to load is implenting a public interface( present in a jar file in WEB-INF/lib directory of my application.Am getting this NoClassDefFoundError:. while trying to load my custom handler class. But if i put this custom handler class which i ... |
Hi, I am getting the following Exception. I was not able to trace out what the problem could be. C:\workspace\onDemand\odwekTest\JavaSource\com>javac Test.java C:\workspace\onDemand\odwekTest\JavaSource\com>dir *.class 08/25/2004 01:03 PM 683 Logon1.class 08/25/2004 01:32 PM 716 Test.class 2 File(s) 1,399 bytes 0 Dir(s) 23,850,209,280 bytes free C:\workspace\onDemand\odwekTest\JavaSource\com>java Test Exception in thread "main" java.lang.NoClassDefFoundError: Test (wrong name: com /Test) at java.lang.ClassLoader.defineClass0(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:539) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12 ... |
Hello I have 2 files AgentHost.java and Frame1.java that create a simple GUI. I developed them using JBuilder. I tried running them through command prompt since this trial version expires shortly. So I coped them under C:\TestArena and saved them as same file names. Note that I do NOT have any package declarations on these files. I compiles these files using ... |
I know this sounds stupid guys but it's getting on my nerves : I am preparing a production machine with Windows2000 Server as the OS for the eventual deployment of some web applications we've been working on for ages on development and staging. Now I can't seem to get Java to work right !!! Installed the JDK 1.4.2_05 from java.sun.com like ... |
Hello All, I am trying out Velocity for the first time and I have written a simple program. package org.novaworks.ch02; import java.io.StringWriter; import java.io.Writer; import org.apache.velocity.Template; import org.apache.velocity.VelocityContext; import org.apache.velocity.app.Velocity; public class HelloWorld { public static void main(String[] args) throws Exception { // init Velocity Velocity.init(); // get the template Template template = Velocity.getTemplate("src/templates/ch02/HelloWorld.vm"); // create a context for Velocity VelocityContext ... |
I compiled and run my test.java file successfully on my local machine. Now I am trying to run the same file on our unix box and coming acoross an error when I try to run the program After setting the class path properly the file complied successfully and created test.class file. Now when I try to run the file providing required ... |
Hello, I have this strange problem. My jdk worked perfectly last week. However now, I can still compile files with javac, and if I type java in my command line (shell) it is recognized and a list of different uses of java is listed. However, When I try to run my files I get this error: java.lang.NoClassDefFoundError : getPayXML Where getPayXML ... |
Hi, I am trying to run a file. I set the classpath with xerces.jar, xalan.jar and xml-apis.jar. when i compile my java file, it gives me no errors and I can see a .class file created. but when I say : java a.b.c.File I get following error : Exception in thread "main" java.lang.NoClassDefFoundError: I can't understand why it can't find the ... |
There is no ClassNotFoundError, only a ClassNotFoundException. So the difference is that one is an error, the other only an exception. The exception is thrown when you try to load a class via reflection, but it isn't found on the class path. The error is thrown when a class couldn't be loaded because of some inconsistencies - a required class wasn't ... |
I have a java servlet web application running on an application server, the error I got was -- java.lang.NoClassDefErrorFound and it shows some Class name as "(unknown source)". I checked and found I have already included that class package .jar in the application server's CLASSPATH. and everything compiles without any problem. What could be the problem ? Any clue or suggestion ... |
Hello, I have a simple java app. I have prepared a batch file (myBatch.bat) to I run it like this: C:\j2sdk1.4.2_15\bin\java.exe com.my.app.Generator The batch file is located in the app's folder. When I double click the batch file it's working fine but when I try to run the batch file from command line with a different location, for example: c:\someFolder>C:\myApp>myBatch.bat I ... |
Hi, I am having an issue where I am getting a NoClassDefFoundError when running a web app. The app is too complicated to explain here, but I am having a real problem identifying the cause of the issue because the only error I get is: java.lang.NoClassDefFoundError at com.iplanet.dpro.session.SessionID.parseSessionString(SessionID.java:295) at com.iplanet.dpro.session.SessionID.getSessionServerProtocol(SessionID.java:174) at com.iplanet.dpro.session.Session.getSessionServiceURL(Session.java:754) at com.iplanet.dpro.session.Session.getSession.... I.E. it isn't giving me an error ... |
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packages. That is what they are all about. We have our classpath pointing to \xx\xx\xx\myApp Then in that directory we have myApp.jar In this jar file there are lots of packages combined including com.gm.myApp.gui com.gm.myApp.gui.query com.gm.myApp.sql com.gm.myApp.util etc. This provides organization to the zillions of classes, and makes the API easier to navigate. Each of these packages contains lots of classes. ... |
hey, I am just starting to use Java after a long time. I had a harddrive that went bad, and had to install Java again. The problem is my programs will ont compile after I installed Java again. I get the error: "java.lang.NoClassDefFoundError: sun/tools/javac/Main Exception in thread "main" Process completed with exit code 1" I think that it has to do ... |
I take it that you are useing Visual Cafe by Symantec as an IDE? You probably have not configured the classpath correctly to find the classes that Symantec has included with the application. The class file is probably hidden in a jar file (like a zipped file) that they supplied. Of course I have not a clue how to configure a ... |
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Compiling only requires that the path parameter be correct. Your error looks like the classpath is not correct. What class is not found? Where does that class currently sit? What is your classpath? What directory were you in when you executed the app? The classes must sit in a directory named in the classpath. If you put a dot reference in ... |
Hi guys, this is a pathetically obvious error which i am unable to resolve. The thing is i have a simple program that i am running from the command prompt through the command "java filename" and i keep getting the NoClassDefFoundError in thread main. The class file is in the same folder from which i am trying to run it , ... |
this is probably going to look like a stupid question. i have a piece of code i got from the "Programmers Guide to Java Certification" textbook. It compiles fine, but doesn't run. it starts with a line: package com.acme; import java.util.*; ..... ..... ..... now, if i comment out the package statement it runs fine and does what it is supposed ... |
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Sounds like a classpath issue. A nice feature here at JavaRanch is the ability to search past conversations for lots of valuable information. If you try a quick search on this forum for "NoClassDefFoundError" in the subject line, you'll find many past conversations on this topic and the corresponding solutions. The search page link is at the top right of this ... |
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I am trying to run an java application but facing one major stubling block it does not want to run. C:\java-coding\ftpbean-my2>java FtpExample Exception in thread "main" java.lang.NoClassDefFoundError: FtpExample Why??? Here is all the classes in the directory: C:\java-coding\ftpbean-my2>dir *.class Volume in drive C has no label Volume Serial Number is 1631-1CEC Directory of C:\java-coding\ftpbean-my2 FTPBEA~1 CLA 17,208 09-18-02 11:40p FtpBean.class FTPREP~1 ... |
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I changed my profile There is no package. Here is the source code: import java.io.*; public class FileDemo { public static void main (String [] args) throws IOException { // Create instances of File objects for directory // and file entries File dir = new File(File.separator + "Wrox" + File.separator + "docs"); File f1 = new File(dir, "test1.txt"); File f2 = ... |
Hi, I was trying to run a demo program viz. DemoGUI Compilation was fine and didn't give any warning or errors while running it gave the following error Exception in thread "main" java.lang.NoClassDefFoundError: DemoGUI (wrong name: org/freehep/j3d/plot/test/DemoGUI) at java.lang.ClassLoader.defineClass0(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.defineClass(Unknown Source) at java.net.URLClassLoader.access$100(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) ... |