HTTP Status 500 – Internal Server Error


Type Exception Report

Message An exception occurred processing [/vsG3Loader.jsp] at line [18]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: An exception occurred processing [/vsG3Loader.jsp] at line [18]

15: 		lang="en-US";
16: 	}
17: 	
18: 	Machine m = Machine.getMachine(Integer.parseInt(request.getParameter("machine")),c.id);
19: 	Gson gson = new GsonBuilder().setPrettyPrinting().create();
20: 	
21: 	m.config.webview=request.getParameter("webview")!=null && request.getParameter("webview").equalsIgnoreCase("true");


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:601)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:498)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

java.lang.NullPointerException
	org.apache.jsp.vsG3Loader_jsp._jspService(vsG3Loader_jsp.java:142)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/8.5.73