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Shared MPG Estimates

"My MPG" can help you calculate and track your MPG and, if you wish, share it with others. I want to track my MPG.

DISCLAIMER: Average user estimates are based on data from My MPG users rather than official sources. Since the source data cannot be verified, neither DOE nor EPA guarantees the accuracy of these estimates.

VelocityServlet : Error processing the template

org.apache.velocity.exception.MethodInvocationException: Invocation of method 'parseInt' in  class java.lang.Integer threw exception class java.lang.NumberFormatException : null
org.apache.velocity.exception.MethodInvocationException: Invocation of method 'parseInt' in  class java.lang.Integer threw exception class java.lang.NumberFormatException : null
	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:246)
	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175)
	at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:327)
	at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:51)
	at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:95)
	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230)
	at org.apache.velocity.Template.merge(Template.java:256)
	at feg.mpg.servlet.VelocityServlet.mergeTemplate(VelocityServlet.java:466)
	at feg.mpg.servlet.VelocityServlet.doRequest(VelocityServlet.java:405)
	at feg.mpg.servlet.VelocityServlet.doGet(VelocityServlet.java:351)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:489)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:583)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:212)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
	at org.apache.catalina.filters.CorsFilter.handleNonCORS(CorsFilter.java:333)
	at org.apache.catalina.filters.CorsFilter.doFilter(CorsFilter.java:155)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
	at feg.mpg.servlet.MaintenanceModeFilter.doFilter(MaintenanceModeFilter.java:72)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:181)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:156)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:168)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:346)
	at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:535)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:934)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1698)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
	at java.lang.Thread.run(Thread.java:748)