classnotfoundexception

问题 I'm running Eclipse Helios Service Release 1, with Tomcat 7.0.12 in Linux Ubuntu Natty Narwhal. I've been happily hot re-deploying my webapp until it stopped working for apparently no reason. The following exception is displayed: SEVERE: Allocate exception for servlet Index java.lang.ClassNotFoundException: obliquid.servlet.Index at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1676) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader

问题 I'm running Eclipse Helios Service Release 1, with Tomcat 7.0.12 in Linux Ubuntu Natty Narwhal. I've been happily hot re-deploying my webapp until it stopped working for apparently no reason. The following exception is displayed: SEVERE: Allocate exception for servlet Index java.lang.ClassNotFoundException: obliquid.servlet.Index at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1676) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader

问题 I am trying to get commons logging working for log4j configuration, but I keep getting an exception when starting the server. I also get a similar exception when trying to use StringUtils which is available via another commons library. org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'listPlacesBean' defined in ServletContext resource [/WEB-INF/web-applicationContext.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError:

问题 After adding android-support-v7-appcompat and google-play-services_lib to the Android project application starts to crash right after start with java.lang.ClassNotFoundException exception. I read all questions on StackOverflow related to this problem, and opened Eclipse -> Java Build Path -> Order and Export and verified that: Android Private Libraries, Android dependencies, Google Play Services.jar are checked and Android API unchecked here. So apk built locally works fine. But on TeamCity

问题 Our oozie jobs are failing with java.lang.ClassNotFoundException. Please find complete log attached. 2019-11-26 12:41:31,690 INFO [main] org.apache.hadoop.service.AbstractService: Service org.apache.hadoop.mapreduce.v2.app.MRAppMaster failed in state INITED; cause: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.ClassNotFoundException: Class org.apache.oozie.action.hadoop.OozieLauncherOutputCommitter not found java.lang.RuntimeException: java.lang.RuntimeException: java.lang

问题 I'm using jdk7, netbeans8, jasperreport5.6.0 and libraries : jasperreport5.6.0.jar, commons-logging-1.1.2.jar, commons-beanutils-1.9.2.jar, commons-digester3-3.2.jar, commons-collections4-4.0.jar, itext-2.1.0.jar. But after running my application, i got the error, "java.lang.ClassNotFoundException:org.apache.commons.collections.map.ReferenceMap". How can i resolve it? 来源： https://stackoverflow.com/questions/35986262/java-lang-classnotfoundexception-org-apache-commons-collections-map

问题 This is my first Java application and I'm completely inexperienced with Java and NetBeans . I have been trying to connect to sql and get some records for 2 days. The problem is about jdbc driver, let me explain. I have downloaded sqljdbc driver and then followed these steps: Right-click Project->Select Properties->On the left-hand side click Libraries->Under Compile tab - click Add Jar/Folder button and select sqljdbc4.jar file. Then it should be ok, right? Then I wrote this code But I cant

问题 In my code, I have a nestted class that holds an object and an integer. This is to mark the beginning and end locations for a sublist method. The code executes to the point that the object and integer have established values. I've verified this in the debugger. The next line then calls ListLoc<E> startNode= new ListLoc<E>(start, startElement); and that is what trips the exception. The class is already defined as private class ListLoc<E>{ public Chunk<E> node; public int index; /* This object

问题 I developed an eclipse plugin and I'm trying to install it on another instance of eclipse. When I run/debug my plugin as an eclipse application everything works correctly. The problem occurs only after I install the plugin through the update site I created. I created a very simple update site which includes a single feature with my plugin packaged in it. After installing using the update site I can see my plugin in the plugin directory under the eclipse install dir and it correctly contains

问题 Hello guys My application was all working fine till yesterday, i updated my SDK yesterday and it started giving error first it gave an error No resource found at values v24 .... some thing like this i searched and solved it by changing following lines in build.gradle compileSdkVersion 25 buildToolsVersion '25.0.2' now that error is gone and It is running completely fine in higher android version 7.1.1 but when i run in lower version of android it is giving following error E/AndroidRuntime: