?? 11, 2023 3:58:36 ?? org.apache.coyote.http11.AbstractHttp11Processor process ??: ?? HTTP ?? header ?? Note: further occurrences of HTTP request parsing errors will be logged at DEBUG level. java.lang.IllegalArgumentException: ??????????????, HTTP ???????????. at org.apache.coyote.http11.InternalInputBuffer.parseRequestLine(InternalInputBuffer.java:139) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1108) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:654) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:317) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745)

这是一个错误日志，指示出现了HTTP请求解析错误。根据日志中的信息，发生了一个`java.lang.IllegalArgumentException`异常，具体原因是"参数非法，HTTP请求行无效"。

这个错误通常发生在服务器处理HTTP请求时，无法正确解析请求头部信息的情况下。可能是由于请求格式不正确或存在无效的请求行导致的。

根据日志的提示，进一步的HTTP请求解析错误将以调试级别进行记录。这意味着以后发生的类似错误将在调试日志中记录下来，以帮助进行故障排除和调试。

要解决这个问题，你可以检查请求的格式和内容是否正确，并确保遵循HTTP协议的规范。另外，你也可以查看服务器的配置和日志文件，以获取更多关于该错误的详细信息，帮助你找出问题所在。

相关问题

以下问题如何修改jakarta.servlet.ServletException: 类text.HandlePassword不是Servlet org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:356) org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399) org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:867) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1716) org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Thread.java:748) 根本原因。 java.lang.ClassCastException: text.HandlePassword cannot be cast to jakarta.servlet.Servlet org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:356) org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399) org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:867) org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1716) org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Thread.java:748)

根据上述错误信息来看，该问题可能是由于类`text.HandlePassword`没有实现`jakarta.servlet.Servlet`接口而引起的。要解决这个问题，你需要确保`text.HandlePassword`类实现了`jakarta.servlet.Servlet`接口，并且重写了其`service`方法。此外，确保类的包路径正确，并且在web.xml配置文件中正确地指定了`text.HandlePassword`类作为servlet。如果以上都没有问题，建议你检查一下项目中是否存在重复的jar包或者类文件。如果还无法解决问题，可以提供更多的代码和配置信息，以便更好地帮助你解决问题。

六月 01, 2023 5:56:06 下午 org.apache.catalina.core.StandardWrapperValve invoke 严重: Servlet.service() for servlet [jsp] in context with path [/project] threw exception [java.lang.NullPointerException] with root cause java.lang.NullPointerException at org.apache.jsp.layout_jsp._jspService(layout_jsp.java:207) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339) at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:494) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1136) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2555) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2544) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Unknown Source)

这是一个 Tomcat 容器的错误信息，提示在处理 JSP 页面时出现了空指针异常。具体的错误位置在 layout.jsp 文件的第 207 行。在 layout.jsp 文件中可能有一些对象没有被正确初始化或设置，在使用它们时导致了空指针异常。要解决这个问题，可以尝试检查 layout.jsp 文件的代码，找到第 207 行，并检查相关的对象是否被正确初始化或设置。如果问题仍然存在，可能需要更详细地检查日志文件以确定问题的根本原因。