今天在部署WebLogic项目时,报了java.lang.ClassCastException: weblogic.xml.jaxp.RegistrySAXParserFactory cannot be cast to javax.xml.parsers.SAXParserFactory异常. 查询报错原因后,发现该异常是由Jar包冲突导致的. 大多数开发人员在本地使用Tomcat开发,而Tomcat中并没有此Jar包,需要添加JAR包xml-apis.jar:然鹅WebLogic却自带该Jar…

java.lang.ClassCastException:weblogic.xml.jaxp.RegistryDocumentBuilderFactory cannot be cast to javax.xml.parsers.DocumentBuilderFactory ================================ ©Copyright 蕃薯耀 2018年5月17日 https://www.cnblogs.com/fanshuyao/ 一.问题描述 weblogic10 整…

严重: Failed to initialize end point associated with ProtocolHandler ["http-bio-8080"] java.net.BindException: Address already in use <null>:8080 at org.apache.tomcat.util.net.JIoEndpoint.bind(JIoEndpoint.java:407) at org.apache.tomcat.util.…

A child container failed during startjava.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].StandardContext[/book_shop]] at java.util.concurrent.Futur…

java.lang.ClassCastException: cn.itcase.serviceImpl.servicestudentImpl cannot be cast to javax.servlet.Servlet 可能原因(1)因为这个只不过是一个是实现类而已,它本身是不能访问的,只有通过servlet来调用这些方法,并用doGet()或者doPost()方法来实现才是可以的 可能原因2:servicestudentImpl本来需要 extends HttpServlet但是没有继承…

原因:jar包发生冲突.在我的pom.xml文件中 <dependency>      <groupId>javax.servlet</groupId>      <artifactId>javax.servlet-api</artifactId>      <version>3.1.0</version>  </dependency> 当程序运行时与tomcat中的jar包冲突了,只需要它在测试.编译阶段有用…

java.lang.ClassCastException: com.sun.proxy.$Proxy* cannot be cast to***问题解决方案 临床表现: 病例: 定义代理类: @Transactional @Repository public UserDaoImpl implements UserDao extends BaseDaoImpl{ /*没有实现任何接口*/ } 获取代理类: ApplicationContext ctx = new ClassPathXmlAppli…

一.错误信息 java.lang.ClassCastException: org.slf4j.impl.Log4jLoggerFactory cannot be cast to ch.qos.logback.classic.LoggerContextat ch.qos.logback.ext.spring.LogbackConfigurer.initLogging(LogbackConfigurer.java:72)at ch.qos.logback.ext.spring.web.WebLogb…

java.lang.ClassCastException: com.sun.proxy.$Proxy32 cannot be cast to com.bkc.bpmp.core.cache.MemcachedManager at com.bkc.bpmp.common.utils.CacheUtils.<clinit>(CacheUtils.java:11) at com.bkc.bpmp.modules.sys.controller.MainController.showCache(Main…

1 严重: Servlet /N002-1.0 threw load() exception 2 java.lang.ClassCastException: com.sun.proxy.$Proxy27 cannot be cast to com.bbk.n002.service.QuestionService 3 at com.bbk.n002.servlet.CreateTaskQueueServlet.init(CreateTaskQueueServlet.java:28) 4 at ja…