Minor fixes

Author: marobayos

src/simlib/SimLib.java

@@ -27,11 +27,15 @@ public static void initSimlib() {
         eventAttributes = new float[0];
     }
 
-    public static void timing(){
-        simTime = events.element().getTime();
-        eventType = events.element().getType();
-        eventAttributes = events.element().getAttributes();
-        events.remove();
+        public static void timing(){
+        try{
+            simTime = events.element().getTime();
+            eventType = events.element().getType();
+            eventAttributes = events.element().getAttributes();
+            events.remove();	
+        } catch (Exception e){	
+            System.exit(1);	
+        }	
     }
 
     /**