Apache Tomcat Severe Error Loading Webappclassloader
here for a quick overview of org.apache.catalina.core.applicationcontext log severe: error loading webappclassloader the site Help Center Detailed answers to any parent classloader org apache catalina loader standardclassloader questions you might have Meta Discuss the workings and policies of this site About error loading webappclassloader classnotfoundexception Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Error loading WebappClassLoader up vote 1 down vote favorite I am trying a basic servlet application. I created a dynamic web project and add HelloWorld.java to src folder and edit web.xml as below. Then I run the project on server but i get error as follows. I checked for solution online but its not solving my problem..any help? HelloWorld.java import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class HelloWorld extends HttpServlet{ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException{ response.setContentType("text/html"); PrintWriter pw = response.getWriter(); pw.println(""); pw.println("
Hello World
"); pw.println(""); } } Web.xmlhere for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about http://stackoverflow.com/questions/18956044/error-loading-webappclassloader Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a http://stackoverflow.com/questions/22664418/eclipse-error-loading-webappclassloader community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Eclipse Error Loading WebappClassLoader up vote 0 down vote favorite I get this exception in the console when I start tomcat through eclipse. I dont understand what's wrong and can't find any way to fix it. SEVERE: Error loading WebappClassLoader delegate: false repositories: ----------> Parent Classloader: org.apache.catalina.loader.StandardClassLoader@63d6a00c bm._.ops.web.DataServlet java.lang.ClassNotFoundException: bm._.ops.web.DataServlet at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1438) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1284) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1068) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:966) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3996) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4266) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544) at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:634) at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:561) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:496) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1203) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:319) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022) at org.apache.catalina.core
here for a quick overview of the https://coderanch.com/t/419537/vc/Error-loading-WebappClassLoader site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company error loading Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just error loading webappclassloader like you, helping each other. Join them; it only takes a minute: Sign up Error loading WebappClassLoader in Tomcat up vote 4 down vote favorite I tried starting Tomcat and deploying my webapp from NetBeans after adding and configuring a new servlet. I got the following in the Tomcat error log: INFO: Marking servlet MyServlet as unavailable SEVERE: Error loading WebappClassLoader delegate: false repositories: /WEB-INF/classes/ ----------> Parent Classloader: org.apache.catalina.loader.StandardClassLoader@bb6086 MyServlet java.lang.ClassNotFoundException: MyServlet at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1387) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1095) at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:809) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:129) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454) at java.lang.Thread.run(Thread.java:619) SEVERE: Allocate exception for servlet MyServlet java.lang.ClassNotFoundException: MyServlet at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappC
Java JSRs Mobile Certification Databases Caching Books Engineering Languages Frameworks Products This Site Careers Other all forums Forum: IDEs, Version Control and other tools Error loading WebappClassLoader renu richard Ranch Hand Posts: 116 posted 7 years ago Folks, I am geetting the below error, which says that it is not able to find the servlet class. Nov 18, 2008 5:11:39 PM org.apache.catalina.core.ApplicationContext log INFO: Marking servlet logincheck as unavailable Nov 18, 2008 5:11:39 PM org.apache.catalina.core.ApplicationContext log SEVERE: Error loading WebappClassLoader delegate: false repositories: /WEB-INF/classes/ ----------> Parent Classloader: org.apache.catalina.loader.StandardClassLoader@12d3205 com.tvs.tran.servlet.Logincheck Could someone help me on this. Thanks Cheers, Richard Vijay Jeyam Greenhorn Posts: 15 posted 7 years ago First check whether you have all the library files in the lib directory inside the WEB-INF directory. Can you put the log message you are getting to probe more. Never Never Never Give Up...!!! renu richard Ranch Hand Posts: 116 posted 7 years ago Hi, Please see below the console logs. Nov 18, 2008 5:57:40 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent INFO: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jdk1.5.0_02\bin;.;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jdk1.5.0_02/bin/../jre/bin/client;C:/Program Files/Java/jdk1.5.0_02/bin/../jre/bin;;C:\Program Files\Java\jdk1.5.0_02\bin;C:\Program Files\Java\jre1.6.0_07\bin;C:\Program Files\Java\jre1.5.0_02\bin;C:\Program Files\Apache SoftwareFoundation\Tomcat6.0\webapps\Listener\WEB-INF\classes;C:\WINDOWS\system32;C:\oracle\ora92\bin;;C:\PROGRA~1\Vitria\BW31\bin\win32; Nov 18, 2008 5:57:40 PM org.apache.coyote.http11.Http11BaseProtocol init INFO: Initializing Coyote HTTP/1.1 on http-8080 Nov 18, 2008 5:57:40 PM org.apache.catalina.startup.Catalina load INFO: Initialization processed in 937 ms Nov 18, 2008 5:57:40 PM org.apache.catalina.core.StandardService start INFO: Starting service Catalina Nov 18, 2008 5:57:40 PM org.apache.catalina.core.StandardEngine start INFO: Starting Servlet Engi