jsp页面报错:Page directive must not have multiple occurrences of pageencoding

你的名字 2023-06-27 08:55 83阅读 0赞

错误信息:

  1. org.apache.jasper.JasperException: /WEB-INF/jsp/universityInfo2.jsp (line: [3], column: [1]) Page directive must not have multiple occurrences of pageencoding
  2. at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:41)
  3. at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:291)
  4. at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:114)
  5. at org.apache.jasper.compiler.Validator$DirectiveVisitor.visit(Validator.java:199)
  6. at org.apache.jasper.compiler.Node$PageDirective.accept(Node.java:579)
  7. at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2389)
  8. at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2441)
  9. at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2447)
  10. at org.apache.jasper.compiler.Node$Root.accept(Node.java:470)
  11. at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2389)
  12. at org.apache.jasper.compiler.Validator.validateDirectives(Validator.java:1815)
  13. at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:199)
  14. at org.apache.jasper.compiler.Compiler.compile(Compiler.java:373)
  15. at org.apache.jasper.compiler.Compiler.compile(Compiler.java:350)
  16. at org.apache.jasper.compiler.Compiler.compile(Compiler.java:334)
  17. at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:595)
  18. at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:399)
  19. at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
  20. at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
  21. at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
  22. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
  23. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  24. at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
  25. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  26. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  27. at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:728)
  28. at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:470)
  29. at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:395)
  30. at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:316)
  31. at group.signup.controller.ExamInformationServlet.university(ExamInformationServlet.java:317)
  32. at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  33. at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  34. at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  35. at java.base/java.lang.reflect.Method.invoke(Method.java:566)
  36. at group.signup.controller.ExamInformationServlet.doPost(ExamInformationServlet.java:44)
  37. at group.signup.controller.ExamInformationServlet.doGet(ExamInformationServlet.java:53)
  38. at javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
  39. at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
  40. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
  41. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  42. at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
  43. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  44. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  45. at group.signup.filter.CodeFilter.doFilter(CodeFilter.java:46)
  46. at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  47. at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  48. at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
  49. at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
  50. at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
  51. at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
  52. at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
  53. at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
  54. at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
  55. at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
  56. at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800)
  57. at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
  58. at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806)
  59. at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
  60. at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
  61. at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
  62. at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
  63. at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
  64. at java.base/java.lang.Thread.run(Thread.java:834)

原因:一个页面出现了多个pageEncoding
解决方法:保留一个pageEncoding

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