500

String index out of range: -1

java.lang.StringIndexOutOfBoundsException: String index out of range: -1
	at java.lang.String.substring(String.java:1438)
	at java.lang.String.substring(String.java:1411)
	at camco.GEFeatures.getAllModelsSelected(GEFeatures.java:144)
	at jrun__jsp__ge_Features2ejsp14._jspService(jrun__jsp__ge_Features2ejsp14.java:641)
	at jrun.jsp.runtime.HttpJSPServlet.service(HttpJSPServlet.java:43)
	at jrun.jsp.JSPServlet.service(JSPServlet.java:119)
	at jrun.servlet.ServletInvoker.invoke(ServletInvoker.java:91)
	at jrun.servlet.JRunInvokerChain.invokeNext(JRunInvokerChain.java:42)
	at jrun.servlet.JRunRequestDispatcher.invoke(JRunRequestDispatcher.java:259)
	at jrun.servlet.ServletEngineService.dispatch(ServletEngineService.java:541)
	at jrun.servlet.jrpp.JRunProxyService.invokeRunnable(JRunProxyService.java:204)
	at jrunx.scheduler.ThreadPool$ThreadThrottle.invokeRunnable(ThreadPool.java:428)
	at jrunx.scheduler.WorkerThread.run(WorkerThread.java:66)