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HTTP Status 500 异常

发布时间: 2013-09-28 10:01:20 作者: rapoo

HTTP Status 500 错误
type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: java.lang.NullPointerException
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:522)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:416)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

root cause

java.lang.NullPointerException
ocs.patient.getPatientInfo(patient.java:170)
org.apache.jsp.mainlogin_jsp._jspService(mainlogin_jsp.java:152)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.16 logs.
Apache Tomcat/6.0.16




Tomcat 哪里的问题呢 谢谢 急急急 不好意思 积分不够了 所以分少
[解决办法]
ocs.patient.getPatientInfo(patient.java:170)
[解决办法]

引用:
ocs.patient.getPatientInfo(patient.java:170)


判断该行的变量是否是null

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