noclassdeffounderror

. The specific operation steps are not described in detail this time.ArticleMany of them can be done after your reference, Here I will only talk about solutions that may cause problems. After writing the code, run, test, and an exception occurs: Java. lang. noclassdeffounderror: ORG/Apache/Oro/text/perl/perl5util The following error message indicates that the class definition is missing: ORG/Apache/Oro/text/perl/perl5util. And this class exi

Solution: Add JTA. jar to the project. ExceptionCode: Java. lang. noclassdeffounderror: javax/transaction/synchronization

When you reconfigure Tomcat of myeclipse8.5 today, an error is reported after Tomcat is started. java. Lang. noclassdeffounderror: ORG/Apache/Juli/logging/logfactoryIf this error is reported, you are using Tomcat 7. Currently, the myeclipse kernel is eclipse3.5. * and cannot directly support Tomcat 7. The latest eclipse3.6. * can be directly supported. There are two solutions:1. Open myeclipse, preferentces-> myeclipse-> servers-> tomcat-> Tomcat

ArticleDirectory Environment Problem Solution References Data download Environment JBoss 6.0 + myeclipse 8.6 + MySQL 5.1 + Struts 2.3 + EJB 3.0 Problem StartJBoss"Java. Lang. noclassdeffounderror: ORG/Apache/commons/lang/stringutils"Exception Solution MissingCommons-lang-2.5.jar, Set thisJarAdded to the ProjectBuild pathOrWebroot/WEB-INF/lib. References Http://bbs.csdn.net/topics/360210385 Http://blog.csdn.net

Java. Lang. noclassdeffounderror: org. ksoap2.serialization. soapobject This is becauseProgramThe Org. ksoap2.serialization. soapobject package is not marked or is not completed. 1. In project properties, right-click the project Check whether the corresponding package is marked in Java build path --> libraries. 2. In order and export, select the corresponding package. 3. Delete the corresponding APK under the project bin. 4. Clear the project.

When I wrote a program to call. bat today, I encountered a low-level error. To sum up, the front-end is written in JSP, and the back-end is written in servlet, The background Java code is as follows: -------------------------------------------------------- Package com. vogoal. util; Import java. Io. bufferedreader;Import java. Io. inputstreamreader; Public class runbat { Public static void main (string [] ARGs ){Try {Process = runtime.getruntime(.exe C ("C :\\\ Program Files \ tomcat6 \ webapps

The previous time in a project development, need to use weblogic.jndi.WLInitialContextFactory, so according to previous experience, add Weblogic.jar to build path. However, an error was found during execution:Exception in thread "main" Java.lang.noclassdeffounderror:weblogic/security/subject/abstractsubjectIf you add Wlclient.jar to the path, you will get an error:Exception in thread "main" Java.lang.noclassdeffounderror:weblogic/security/acl/userinfoBaffled, then looked at the Oracle document,

1--Why to set java_home environment variable AH. How to set AH. Many software rely on this variable to find the JDK installation directory, if not set this variable, these packages are likely to find no javac.exe where. Ant, for example, needs to

Solution 1:Import 3rd party jar package problem, obviously import jar but still report java.lang.NoClassDefFoundErrorSteps to resolve:1. Create a new Lib folder in the root directory of the Android project;2. Copy the 3rd party jar package you need

In the latest Android platform (starting from Android 2.3), a new class is added, called strictmode (Android. OS. strictmode ). This class can be used to help developers improve their applications and provide various policies. These policies can be

1. Is your file name correct?Java requires that your file exactly match your class name.For example, public class helloworld {.....The file name must be helloworld. java. Check it carefully! 2. Do you have the main method in your program? Are the

Document directory Environment Problem Solution References Environment MySQL 5.1 + hibernate 3.2 + myeclipse 8.6  Problem When you use hibernate to insert data, the following exception is reported:   SLF4J: Failed to load class "org.slf4j.impl.

Solution: Check whether the package path in AndroidManifest. xml is correct, and android: name = ". xxx" is correct. It is very likely that no additional library is added (in map development) Add file location rules to Manifest: ... ... ...

Edit catalina. properties in the $ {catalina. home}/conf directory. Modify the common. loader entry Original: Common. loader =$ {catalina. base}/lib, $ {catalina. base}/lib /*. jar, $ {catalina. home}/lib, $ {catalina. home}/lib /*. jar

When studying ant today, errors are always reported when ant is used to run Java. Exception in thread "main" java.lang.NoClassDefFoundError: HelloworldCaused by: java.lang.ClassNotFoundException: Helloworld at

2013-03-6 Miscellaneous:I haven't updated eclipse and Android for a long time. I tried to update it over the past few days and found that the third-party packages imported in the Project reported an error. Content Description:Previously, all of

Writing emailsProgramAn error is reported!   The main reason is that   Javax. mail and javax. the activation packages belong to the basic package in javaee5, that is, they are included in JDK, but the methods in them are similar to the existing

In our development, we often need to add some jar packages, but sometimes some exceptions that cannot find the class will be reported inexplicably, such: This is what I met when I was doing message push. In fact, we also encountered this when I was

Javax. servlet. ServletException: net/sf/cglib/proxy/CallbackFilterOrg. apache. jasper. runtime. PageContextImpl. doHandlePageException (PageContextImpl. java: 841)Org. apache. jasper. runtime. PageContextImpl. handlePageException (PageContextImpl.

I have encountered this problem before, but now I have solved it. But I forgot how to solve it. After a long time, I finally found the solution, record it now to prevent further attacks. This error occurs in one of my activities, but I have