Tomcat报错：HTTP Status 500 - Wrapper cannot find servlet class
HTTP Status 500 - Wrapper cannot find servlet class com.servlet.servlet.RegServlet or a class it depends on
type Exception report
message Wrapper cannot find servlet class com.servlet.servlet.RegServlet or a class it depends on
description The server encountered an internal error that prevented it from fulfilling this request.
exception
|
1
2
3
4
5
6
7
8
|
javax.servlet.ServletException: Wrapper cannot find servlet class com.servlet.servlet.RegServlet or a class it depends on
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
java.lang.Thread.run(Unknown Source)
|
root cause
java.lang.ClassNotFoundException: com.servlet.servlet.RegServlet
|
1
2
3
4
5
6
7
8
|
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
java.lang.Thread.run(Unknown Source)
|
解决方案：
在确定servlet类编写正确，及配置文件正确的情况下，仍旧出现如上问题：
准备工作：查看\WEB-INF\classes目录下是否正常生成.class文件，如未生成，继续下一步
第一步：清空project—> clean project
第二步：清空tomcat缓存—> 对应目录\work\Catalina\localhost 下相应工程的目录文件
第三步：重新发布工程
感谢阅读，希望能帮助到大家，谢谢大家对本站的支持！
原文链接：http://www.cnblogs.com/Hugooscar/p/6098699.html