Java.Lang.NoClassDefFoundError: Could Not Initialize Class エラーを根絶するためのソリューション 今日は、別の実行時エラーについて学習します: java.lang.noclassdeffounderror: could not initialize class. まず、このエラーが発生した Java プログラムを調べて、考えられる理由につい ...when i open apache-jmeter-3.1 and right click the test-plan button,it turns out to be no response and throws lists of errors in the jmeter.log as follows 2016/12/17 16:24:30 ERROR - jmeter.JMeter:Could not initialize class org.nd4j.linalg.factory.Nd4j in docker container. I am trying to import a KERAS file in a docker container with a program that has the following java code sample: String weights = getFile (_modelFile).getAbsolutePath (); String modelConfiguration = getFile (_configFile).getAbsolutePath (); _model = KerasModelImport ...1. That is almost certainly not the complete stack trace. Either that stack trace or an earlier one in the log file will tell you what caused the initialization of sun.awt.X11.XToolkit to fail. However, I'd hazard a guess that the root cause is that the JVM running the web countainer is "headless"; i.e. it doesn't have an accessible display.Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Removing certain elements from a list of listsSep 4, 2016 · "java.lang.NoClassDefFoundError: Could not initialize class org.apache.xml.security.Init" the confusing part is if I remove the xmlsec.jar from libs, it still knows the . import "org.apache.xml.security.Init" but when I delete that and try to rewrite the same: import "org.apache.xml.security.Init" Could not initialize class io.jsonwebtoken.SignatureAlgorithm , java.lang.NoClassDefFoundError, 0 HTTP Status 500 - Handler processing failed; nested exception is java.lang.UnsatisfiedLinkError: The specified module could not be found4 Answers. This problem is caused by not including the asm dependencies that cglib has. Solution 1: Add the correct versions of asm and asm-util to your classpath. Solution 2: Use the cglib-nodep version (which includes both asm dependencies). I can't thank you enough for your valuable answer for the problem.Mar 16, 2017 · I am using Windows10, eclipse-neon with JDK1.8 version, I am getting the following exception. Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.bytedeco.jav... Jan 21, 2022 · If the exception message says "Could not initialize class...", as it does in this question, then the class does exist and can be found, but the JVM has already tried and failed to perform static initialization on the class and so gives up doing it again. – Downloaded apache 3.2.0 the latest one as well as the hadoop file java Java SE Development Kit 17.0.1 is installed too i am not even able to initialize input : import pyspark from pyspark.sql importThe message Could not initialize class org.hibernate.cfg.Configuration means that the JVM has already tried and failed to initialize the class org.hibernate.cfg.Configuration. The source code of the class contains the following line: Since this field is marked static, the field's value is set when the class has initialized.Apr 20, 2020 · Could not initialize class org.codehaus.groovy.runtime.InvokerHelper. In a similar question in stack-overflow Android Studio Could not initialize class org.codehaus.groovy.runtime.InvokerHelper it was recommended to . install java jdk-14 ; upgrade to gradle version 6.3; I changed the jdk to 14 in IntelliJ in 2 places: 6. Due to the recent vulnerability found on Log4j, We were tasked to move to version >= 2.16.0. Initially, my project was using <version>1.2.17</version>. After adding the necessary dependency, and making the necessary changes, on initiating a request I get the below error: Caused by: java.lang.NoClassDefFoundError: Could not initialize class ...Oct 20, 2012 · Here's a snippet of how a test calls Order api when it fails. val orderNumber = Order.createOrder () This is the entire stack trace when the test fails: java.lang.NoClassDefFoundError: Could not initialize class com.api.Order$ at com.CreateOrder.setUpOnce (CreateOrder.scala:35) Line 35 in that class, CreateOrder.scala is: Oct 29, 2021 · 5 Answers. I think you might be using the wrong version of Java. From the doc: Spark runs on Java 8/11, Scala 2.12, Python 3.6+ and R 3.5+. Python 3.6 support is deprecated as of Spark 3.2.0. Java 8 prior to version 8u201 support is deprecated as of Spark 3.2.0. For the Scala API, Spark 3.2.0 uses Scala 2.12. I'm trying to run tests in a legacy Java project and I get this error: java.lang.NoClassDefFoundError: Could not initialize class org.powermock.modules.junit4.rule.PowerMockRule The code that is causing the issue is like that: @Rule public PowerMockRule rule = new PowerMockRule(); And the PowerMock version is 1.5.6Apparently it was an issue with the server environment, probably the environment variables where not pointing to the right place, don't know for sure but after we talk about it the person in charge fixed the problem.I am using Windows10, eclipse-neon with JDK1.8 version, I am getting the following exception. Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.bytedeco.jav...Aug 31, 2012 · hibernate -annotation.jar and hibernate-common-annotation.jar are different? i included hibernate-common-annotation.jar but i still getting java.lang.NoClassDefFoundError: Could not initialize class org.hibernate.ejb.Ejb3Configuration. i am using hibernate with jpa specification – Aug 28, 2020 · After much searching, I found several instances of this including java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7, but most are older posts on older versions of gradle and groovy or they are related to android. Here is my version info: So, the java.lang.noclassdeffounderror: could not initialize class error by our server means it cannot locate the class file. It can be caused by different reasons that are listed below. The issue can be in the static block (also called a static initializer).You're probably missing some dependant library. In Eclipse you can look inside the jar file from project explorer and verify that there is a package 'org.apache.axis.client' and it contains class AxisClient. (If you're not in Eclipse then otherwise you can just unpack your jar and see that the class is there - many possibilities for that, you ...2 Answers Sorted by: 1 This is an old question, but I think it deserves a better answer. There are actually two things going on here. Some time before the exception that the Question is talking about, the JVM has attempted to execute the static initialization for the AccessorFactory class. I keep getting java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser The full stacktrace is: java.lang ...The ClientConfiguration of aws-java-sdk-osgi-1.11.26.jar is dependent of Jackson-databind.jar Jackson-databind.jar is dependent on Jackson-core.jar So it is not able to initialize ClientConfiguration. Added Import-Package importing all from jackson-core-osgi.jar in Manifest of Jackson-databind-osgi.jar. Then the issue is resolvedDec 15, 2014 · This seems to be caused by Ubuntu using the non no_aop version of guice.jar in maven 3.6.3 (which needs the no_aop guice.jar). As a workaround in Ubuntu you could (if you don't care breaking some other ubuntu package actually needing the non no_aop jar): Aug 10, 2015 · Spark Error: Could not initialize class org.apache.spark.rdd.RDDOperationScope. I've created a spark standalone cluster on my laptop, then I go into an sbt console on a spark project and try to embed a spark instance as so: val conf = new SparkConf ().setAppName ("foo").setMaster (/* Spark Master URL*/) val sc = new SparkContext (conf) sc ... You're probably missing some dependant library. In Eclipse you can look inside the jar file from project explorer and verify that there is a package 'org.apache.axis.client' and it contains class AxisClient. (If you're not in Eclipse then otherwise you can just unpack your jar and see that the class is there - many possibilities for that, you ... Apr 2, 2019 · NoClassDefFoundError: Could not initialize class org.apache.cxf.attachment.AttachmentUtil means that JVM failed to initialize the AttachmentUtil class.. Apache CXF 3.3.X should support JDK 11 as per FAQ. May 13, 2022 · java.lang.IllegalAccessError: class org.apache.spark.storage.StorageUtils$ (in unnamed module @0x12a94400) cannot access class sun.nio.ch.DirectBuffer (in module java.base) because module java.base does not export sun.nio.ch to unnamed module After wasting almost one day and finding that the jar is already on my class path, i further debugged it and found that when java's reflection mechanism was trying to find a method which was already present in the "methods list" it was not able to find due to some version conflict between Jedis version (2.7.2) not compatible with Spring Data Redis (1.5.0.RELEASE), this issue has already been ...Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Removing certain elements from a list of listsSep 11, 2020 · And I get the following error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.spark.eventhubs.EventHubsConf$ Cluster Configuration: Databricks Runtime Version: 7.0 (includes Apache Spark 3.0.0, Scala 2.12) Driver & Worker Type: 14.0 GB Memory, 4 Cores, 0.75 DBU Standard_DS3_v2; I have installed the following library: 1 Usually it is caused by class conflict. There is multiple version of the jar used in your project,and java picked the incorrect one. You can check which version is really in dependency hierarchy by passing the artifactId.Glassfish 5 will not start after enable-secure-admin command 2 java.lang.NoSuchMethodError: sun.security.ssl.SSLSessionImpl.<init> in Spring, Hibernate and JSF project running on Glassfish with Java 8This is possible since internal builds may live in another build environment (classpath/target platform). The most common reasons for NoClassDefFoundErrors are exceptions thrown in static initializers of referenced classes (ExceptionInInitializer as root cause) and ClassNotFoundExceptions for referenced classes.Jul 7, 2021 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers. Sep 11, 2020 · And I get the following error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.spark.eventhubs.EventHubsConf$ Cluster Configuration: Databricks Runtime Version: 7.0 (includes Apache Spark 3.0.0, Scala 2.12) Driver & Worker Type: 14.0 GB Memory, 4 Cores, 0.75 DBU Standard_DS3_v2; I have installed the following library: Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Removing certain elements from a list of listsI am using Windows10, eclipse-neon with JDK1.8 version, I am getting the following exception. Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.bytedeco.jav...I think ill-behaved plugins could cause ImageIO to crash during initialization and cause the problem you see. And to answer one of your questions, yes, any Java 7 JRE must contain java.awt.* and javax.imageio.* packages. – Harald K.I have seen this: java.lang.NoClassDefFoundError: Could not initialize class XXX And this: Different methodologies for solving bugs that only occur in production But my question is, given what the ...20. Try running this code in a constructor of a servlet. System.setProperty ("java.awt.headless", "true"); or. Use this parameter in the startup script of the server: -Djava.awt.headless=true. Here is an example of this problem documented and explaned in Apache POI when you want to create a sheet with auto size columns.Sep 4, 2016 · "java.lang.NoClassDefFoundError: Could not initialize class org.apache.xml.security.Init" the confusing part is if I remove the xmlsec.jar from libs, it still knows the . import "org.apache.xml.security.Init" but when I delete that and try to rewrite the same: import "org.apache.xml.security.Init" I'm trying to connect to a Apache Ignite server with Apache Ignite built-in tool, SQLLine. I get the error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.ignite.IgniteJdbcThinDriver. Background. I have Apache Ignite running in a container and CentOS7 running in another container.I installed apache-jmeter-5.1.1 and java 1.8.0_221 (8), and was walking through the getting started guide to build a web test plan in the GUI. But when I click save to save the Test Plan I receive the below error: Uncaught Exception java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.FileDialoger.[Solved] java.lang.NoClassDefFoundError: Could not initialize class org.hibernate.validator.engine.ConfigurationImplTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsSep 11, 2020 · And I get the following error: java.lang.NoClassDefFoundError: Could not initialize class org.apache.spark.eventhubs.EventHubsConf$ Cluster Configuration: Databricks Runtime Version: 7.0 (includes Apache Spark 3.0.0, Scala 2.12) Driver & Worker Type: 14.0 GB Memory, 4 Cores, 0.75 DBU Standard_DS3_v2; I have installed the following library: Jun 18, 2020 · Prerequisites I'm trying to rewrite test written with Mockito to avoid open Kotlin classes. For that I use Annotations API as most similar to those in Mockito. In example on website I see an @InjectMockKs over TrafficSystem class without... Feb 19, 2013 · This is my hibernate util code public class HibernateUtil { private static final SessionFactory sessionFactory = buildSessionFactory(); private static SessionFactory buildSessionFactory() { ... Nov 1, 2020 · Today, I updated it and everything went downhill. I've been having different errors throughout my attempt to fix this. First error: could not initialize class org.codehaus.groovy.runtime.invokerhelper. Second error: could not initialize class org.codehaus.groovy.reflection.ReflectionCache. Anyways, I've been researching and I've done the following. when i open apache-jmeter-3.1 and right click the test-plan button,it turns out to be no response and throws lists of errors in the jmeter.log as follows 2016/12/17 16:24:30 ERROR - jmeter.JMeter:This is another common reason for java.lang.NoClassDefFoundError, when your class performs some static initialization in a static block like many Singleton classes initialized itself on the static block to take advantage of thread-safety provided by JVM during the class initialization process, and if static block throws an Exception, the class ...Sep 4, 2016 · "java.lang.NoClassDefFoundError: Could not initialize class org.apache.xml.security.Init" the confusing part is if I remove the xmlsec.jar from libs, it still knows the . import "org.apache.xml.security.Init" but when I delete that and try to rewrite the same: import "org.apache.xml.security.Init" Spark Error: Could not initialize class org.apache.spark.rdd.RDDOperationScope. I've created a spark standalone cluster on my laptop, then I go into an sbt console on a spark project and try to embed a spark instance as so: val conf = new SparkConf ().setAppName ("foo").setMaster (/* Spark Master URL*/) val sc = new SparkContext (conf) sc ...I installed apache-jmeter-5.1.1 and java 1.8.0_221 (8), and was walking through the getting started guide to build a web test plan in the GUI. But when I click save to save the Test Plan I receive the below error: Uncaught Exception java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.FileDialoger.Sep 4, 2016 · "java.lang.NoClassDefFoundError: Could not initialize class org.apache.xml.security.Init" the confusing part is if I remove the xmlsec.jar from libs, it still knows the . import "org.apache.xml.security.Init" but when I delete that and try to rewrite the same: import "org.apache.xml.security.Init" 2 Answers Sorted by: 1 This is an old question, but I think it deserves a better answer. There are actually two things going on here. Some time before the exception that the Question is talking about, the JVM has attempted to execute the static initialization for the AccessorFactory class. I think ill-behaved plugins could cause ImageIO to crash during initialization and cause the problem you see. And to answer one of your questions, yes, any Java 7 JRE must contain java.awt.* and javax.imageio.* packages. – Harald K.May 15, 2017 · There is a solution to this problem (Cassandra Startup failure on ARM64 machine (java.lang.NoClassDefFoundError: Could not initialize class com.sun.jna.Native)), Soultion suggests changes in cassandra-env.sh. I tried it but it is not working for me. I checked with these options (separately) in cassandra-env.sh when i open apache-jmeter-3.1 and right click the test-plan button,it turns out to be no response and throws lists of errors in the jmeter.log as follows 2016/12/17 16:24:30 ERROR - jmeter.JMeter:Sep 4, 2016 · "java.lang.NoClassDefFoundError: Could not initialize class org.apache.xml.security.Init" the confusing part is if I remove the xmlsec.jar from libs, it still knows the . import "org.apache.xml.security.Init" but when I delete that and try to rewrite the same: import "org.apache.xml.security.Init" After wasting almost one day and finding that the jar is already on my class path, i further debugged it and found that when java's reflection mechanism was trying to find a method which was already present in the "methods list" it was not able to find due to some version conflict between Jedis version (2.7.2) not compatible with Spring Data Redis (1.5.0.RELEASE), this issue has already been ...I have the following code that's trying to establish a connection to a remote database. It's throwing an exception, and I can't figure out why. import java.util.List; import java.util.Arr...Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Paid beta seems to have skipped large portions of my manuscriptjava.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7 I don't understand why this happens because I'm not even using Gradle! I'm using Maven as in any of my Spring Boot Projects but this problem only happens whenever I add the Spring Data Cassandra Dependency.Jan 26, 2016 · Could not initialize class io.jsonwebtoken.SignatureAlgorithm , java.lang.NoClassDefFoundError, 0 HTTP Status 500 - Handler processing failed; nested exception is java.lang.UnsatisfiedLinkError: The specified module could not be found Jasperreport in Java 11. java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser Hot Network Questions Paid beta seems to have skipped large portions of my manuscriptCould not initialize class org.apache.jmeter.protocol.http.proxy.ProxyControl Hot Network Questions Looking for a series of books that starts with a girl looking in her fridge, realizing she doesn’t like what’s in there and switches itOct 1, 2022 · If you are working on spring MVC web application and you are trying to use JSR-303 validation annotations then you might face this exception. Exception stack trace looks like this. I keep getting java.lang.NoClassDefFoundError: Could not initialize class net.sf.jasperreports.engine.util.JRStyledTextParser The full stacktrace is: java.lang ...I want to use SAP JCo to select user data for my Java program. But all I got is: Sep 23, 2014 1:34:28 PM org.apache.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet [While writing on ES through hadoop job ,it freezes with logs as :Caused by: java.lang.NoClassDefFoundError: Could not initialize class org.elasticsearch.common.lucene.Lucene,What might be the reaso...Could not initialize class com.sun.xml.internal.ws.fault.SOAPFaultBuilder java.lang.NoClassDefFoundError: Could not initialize class com.sun.xml.internal.ws.fault.SOAPFaultBuilder And my understanding was our client received a SOAP Fault from the server and it's missing some jar file.The root cause of the issue is correct - missed "Microsoft Visual C++ Redistributable" but I haven't had installed exact version - "Microsoft Visual C++ 2015 Redistributable х64", and the similar environment works well without errors.Prerequisites I'm trying to rewrite test written with Mockito to avoid open Kotlin classes. For that I use Annotations API as most similar to those in Mockito. In example on website I see an @InjectMockKs over TrafficSystem class without...Could not initialize class org.nd4j.linalg.factory.Nd4j in docker container. I am trying to import a KERAS file in a docker container with a program that has the following java code sample: String weights = getFile (_modelFile).getAbsolutePath (); String modelConfiguration = getFile (_configFile).getAbsolutePath (); _model = KerasModelImport ...Jan 11, 2022 · Could not initialize class org.nd4j.linalg.factory.Nd4j in docker container. I am trying to import a KERAS file in a docker container with a program that has the following java code sample: String weights = getFile (_modelFile).getAbsolutePath (); String modelConfiguration = getFile (_configFile).getAbsolutePath (); _model = KerasModelImport ... Glassfish 5 will not start after enable-secure-admin command 2 java.lang.NoSuchMethodError: sun.security.ssl.SSLSessionImpl.<init> in Spring, Hibernate and JSF project running on Glassfish with Java 837.1k 15 99 111 asked Sep 6, 2011 at 20:12 Leon 8,151 11 45 51 Is the appropriate directory structure in your jar to match the class package? – John B Sep 6, 2011 at 20:14 need to see some source, many things can cause this. for example, a 'package' statement but the file not actually residing in the corresponding path – jcomeau_ictxJan 9, 2021 · Assuming by 'standard' you both mean Oracle, there is no difference in JSSE between Oracle and OpenJDK (and no difference in the rest of JCE except that in versions before late 2017 Oracle defaulted to the 'limited' crypto policy due to former US export rules, and you needed to add the 'unlimited policy' download, while OpenJDK ddi not). While writing on ES through hadoop job ,it freezes with logs as :Caused by: java.lang.NoClassDefFoundError: Could not initialize class org.elasticsearch.common.lucene.Lucene,What might be the reaso...I am using Windows10, eclipse-neon with JDK1.8 version, I am getting the following exception. Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class org.bytedeco.jav...Oct 29, 2021 · 5 Answers. I think you might be using the wrong version of Java. From the doc: Spark runs on Java 8/11, Scala 2.12, Python 3.6+ and R 3.5+. Python 3.6 support is deprecated as of Spark 3.2.0. Java 8 prior to version 8u201 support is deprecated as of Spark 3.2.0. For the Scala API, Spark 3.2.0 uses Scala 2.12. Nov 20, 2020 · I tried copying a bunch of custom plugins into my C:\\apache-jmeter-5.3\\lib\\ext folder. But when I try to open C:\\Projects\\centaurjmeter\\src\\test\\unittests\\mytree\\loadtest.mytree.jmx, I get this err... If you are using Java 8 Update 151 (8u151) or later, also check this:. New Features New Security property to control crypto policy. This release introduces a new feature whereby the JCE jurisdiction policy files used by the JDK can be controlled via a new Security property.Java.Lang.NoClassDefFoundError: Could Not Initialize Class エラーを根絶するためのソリューション 今日は、別の実行時エラーについて学習します: java.lang.noclassdeffounderror: could not initialize class. まず、このエラーが発生した Java プログラムを調べて、考えられる理由につい ...
For this problem not very clear why occur. in order to fix the problem. we can manual use Security.addSecurity method to load jca or analogous component again. like BouncyCastle. now it work fine for me.. Hu cow porn
Kotlin: [Internal Error] java.lang.NoClassDefFoundError: Could not initialize class com.intellij.pom.java.LanguageLevel Ask Question Asked 2 years, 2 months agoI am writing a plugin for nexus oss . where I am using axis for making webservice calls . It throws an. InvocationTargetException : target : java.lang.NoClassDefFoundError: Could not initialize class org.apache.axis.client.AxisClientMay 15, 2017 · There is a solution to this problem (Cassandra Startup failure on ARM64 machine (java.lang.NoClassDefFoundError: Could not initialize class com.sun.jna.Native)), Soultion suggests changes in cassandra-env.sh. I tried it but it is not working for me. I checked with these options (separately) in cassandra-env.sh This is another common reason for java.lang.NoClassDefFoundError, when your class performs some static initialization in a static block like many Singleton classes initialized itself on the static block to take advantage of thread-safety provided by JVM during the class initialization process, and if static block throws an Exception, the class ... I have updated my dependecies like you said in your comment and i have this now : org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is org.I tried copying a bunch of custom plugins into my C:\\apache-jmeter-5.3\\lib\\ext folder. But when I try to open C:\\Projects\\centaurjmeter\\src\\test\\unittests\\mytree\\loadtest.mytree.jmx, I get this err...The solution that worked for me is to convert your object to a class that extends Serializable and just instantiate it where you need it. So basically, if I'm not wrong you have. object test { def foo = ... } which would be used as test.foo in your main, but you need at minimum. class Test extends Serializable { def foo = ...Oct 20, 2012 · Here's a snippet of how a test calls Order api when it fails. val orderNumber = Order.createOrder () This is the entire stack trace when the test fails: java.lang.NoClassDefFoundError: Could not initialize class com.api.Order$ at com.CreateOrder.setUpOnce (CreateOrder.scala:35) Line 35 in that class, CreateOrder.scala is: I am writing a plugin for nexus oss . where I am using axis for making webservice calls . It throws an. InvocationTargetException : target : java.lang.NoClassDefFoundError: Could not initialize class org.apache.axis.client.AxisClientApr 4, 2021 · java.lang.NoClassDefFoundError: Could not initialize class org.jetbrains.kotlin.com.intellij.pom.java.LanguageLevel 5 Difficulties enabling Kotlin in React Native Expo with Bare Workflow I installed apache-jmeter-5.1.1 and java 1.8.0_221 (8), and was walking through the getting started guide to build a web test plan in the GUI. But when I click save to save the Test Plan I receive the below error: Uncaught Exception java.lang.NoClassDefFoundError: Could not initialize class org.apache.jmeter.gui.util.FileDialoger.This is another common reason for java.lang.NoClassDefFoundError, when your class performs some static initialization in a static block like many Singleton classes initialized itself on the static block to take advantage of thread-safety provided by JVM during the class initialization process, and if static block throws an Exception, the class ... This is a missing jars in the class path issue. I had this issue and found that with by adding the missing jars to the class path it resolved the issue. From the below article java.dzone.com article I found that the minimal jars necessary are...Now The versions numbers have changed but with these libraries only I managed to get it working..