noclassdeffounderror

问题 I am using OkHttp 2.0.0 jar in my android application on eclipse. As OkHttp is now dependent on Okio library, I also added Okio 1.0.0 jar in my project.The project compiles fine with no compilation errors but when I run on my android device, it gives me this NoClassDefFoundError all relating to the OkHttp library classes. I have placed all the jars in my libs folder of the project and added them to my build path and also tried checking them in the Export and Order Tab, but still it is not

问题 I have an application which is running on tomcat, one of the methods is, creating a simple thumbnail from an jpeg image. The functions works fine offline and a week ago also on tomcat. But now i get the following error: java.lang.NoClassDefFoundError java.lang.Class.forName0(Native Method) java.lang.Class.forName(Class.java:164) java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:68) java.awt.image.BufferedImage.createGraphics(BufferedImage.java:1141) eval.impl

问题 I have a Task defined in a class. Fatal exception "NoClassDefFoundError" is happening on following line MyCuteTask myTask = new MyCuteTask(equations) Here is the code public class MyClass { public void run() { MyCuteTask myTask = new MyCuteTask(equations) } protected class MyCuteTask extends AsyncTask<String, Integer, String> { ... } } Recently, I have strange bug reports. Android throw an exception when I instantiate my task. I have this bug with android 2.3.X only. Do any of you got the

问题 I am trying to run a basic example of Google maps API v2 from http://www.vogella.com/articles/AndroidGoogleMaps/article.html but it keeps crashing with an error: 02-10 14:51:38.292: E/AndroidRuntime(898): FATAL EXCEPTION: main 02-10 14:51:38.292: E/AndroidRuntime(898): java.lang.NoClassDefFoundError: com.google.android.gms.R$styleable 02-10 14:51:38.292: E/AndroidRuntime(898): at com.google.android.gms.maps.GoogleMapOptions.createFromAttributes(Unknown Source) 02-10 14:51:38.292: E

问题 I built a jar using IntelliJ, setting the main class properly. When I run "java -jar foo.jar" from the command line (Windows), I get an exception that claims the main file is missing. The main class looks something like: package mypackage; public class LockUtil { public static void main(String[] args) { ... I'm getting the following exception: Exception in thread "main" java.lang.NoClassDefFoundError: mypackage/LockUtil Caused by: java.lang.ClassNotFoundException: mypackage.LockUtil at java

问题 I am new at Maven and I recently created this program that requires multivaluedmap. Since I did not have jsr311-api.jar, I downloaded it from online, but I have no clue where to place them. I decided to upload it onto the apache-maven/lib folder and tried to run the program, but it did not work. This is the error that I get. Exception in thread "main" java.lang.NoClassDefFoundError: javax/ws/rs/core/Mul ivaluedMap at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class

问题 Using the following code I get a NoClassDefFoundError caused by ClassNotFoundException: File file = new File( "C:\\prototype.core.bl.xmodelval.xmodel-1.0.0.jar" ); URL url = file.toURI().toURL(); URL[] urls = new URL[] { url }; ClassLoader cl = new URLClassLoader( urls ); Class cls = cl.loadClass("de.zeb.control.prototype.core.bl.xmodelval.xmodel.entity.EntityNameLengthXModelValidationRule" ); The jar and the class in the jar are definitely available. The following exception is thrown by cl

问题 Im programming a REST API with spring boot which uses some external libraries which are included via dependency in my pom.xml. If i start the project in IntelliJ via mvn spring-boot:run everything works just fine but if i try to package everything into a jar via mvn package all external dependecy calsses are missing except the ones of spring-boot. However, the corresponding jarfiles are copied into the lib folder of the jar. So if i Start the jar everything works just fine (answering for

问题 I am attempting to run this code: public class ExcelSimpleTest { public static void main(String[] args) throws Exception { File f = new File("C:\\Users\\yaron\\Desktop\\Test.xlsx"); FileInputStream fis = new FileInputStream(f); XSSFWorkbook wb=new XSSFWorkbook(fis); Sheet sheet=wb.getSheetAt(0); System.out.println(sheet.getRow(0).getCell(0).getStringCellValue()); } } And am getting this error: Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/collections4

问题 Getting error while running client code in EJB: Exception in thread "Main Thread" java.lang.NoClassDefFoundError: weblogic/kernel/KernelStatus at weblogic.jndi.Environment.(Environment.java:78) at weblogic.jndi.WLInitialContextFactory.getInitialContext(WLInitialContextFactory.java:117) at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:667) at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:288) at javax.naming.InitialContext.init(InitialContext.java:223)