Servlet.service() for servlet jsp threw exception
严重: Servlet.service() for servlet jsp threw exceptionjava.lang.NullPointerException
at org.apache.jsp.upload_005ffile_jsp._jspService(upload_005ffile_jsp.java:67)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:386)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:554)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:619)
--------------------编程问答-------------------- jsp页面的空指针异常
具体自己分析下吧 --------------------编程问答-------------------- java.lang.NullPointerException
at org.apache.jsp.upload_005ffile_jsp._jspService(upload_005ffile_jsp.java:67)
JSP页面里面有逻辑错误，使用了 null 变量，自己检查代码吧。 --------------------编程问答-------------------- 最好把自己的页面贴出来，我前两天也出现了这个问题，我的问题是页面取值的时候没取到，所以报空指针异常，你检查下看看吧
补充：Java , Java相关
