Unity Stack Trace? Waypoint A* Pathing

AStarPathfinder

	/**
	 *  NEW PATHING
	 */

	
	public void crunchPath(){
		
		if ( !closed.Contains(destination) && open.Count > 0 ){
			// get lowest F COST on open
			setBestChoice();
			current = bestChoice;
			
			// move bestChoice to closed list
			open.Remove(bestChoice);
			closed.Add(bestChoice);
			
			// for each adjacent 8 to current
			foreach ( AStarNode n in getAdjacentNodes(current) ){
				// ignore if not walkabled or already closed
				if ( n.walkable && !closed.Contains(n) ){
					// if not open
					AStarNode temp = n;
					if ( !open.Contains(temp) ){
						// add to open, set this.parent = current, recalculate costs
						temp.parent = current;
						calculateCosts(current, ref temp, destination);
						open.Add(temp);
					} else if (temp.G < current.G) {
						// else if open
						// if cost is better than current G
						// set this.parent = current, recalculate costs
						temp.parent = current;
						calculateCosts(current, ref temp, destination);
					}
				}
			}

			// another pass
			crunchPath();

		} else {

			//DONE
			Stack<AStarNode> tempWaypoints = new Stack<AStarNode>();

			AStarNode n = destination;
			while ( n != null ){
				tempWaypoints.Push(n);
				n = n.parent;
			}

			if ( waypoints != tempWaypoints ){
				waypoints.Clear();
				waypoints = tempWaypoints;
				waypointDisplay = new AStarNode[waypoints.Count];
				waypointDisplay = waypoints.ToArray();
				gameObject.SendMessage("PathCalculated", SendMessageOptions.DontRequireReceiver);
			}


		}

	}

	public void setBestChoice(){

		bestChoice = null;
		
		// assign values to the opens
		for ( int i=0; i<open.Count; i++ ){
			AStarNode temp = open[i];
			calculateCosts(current, ref temp, destination);
			if ( bestChoice == null ){
				bestChoice = temp;
			} else {
				if ( bestChoice.F > temp.F ){
					bestChoice = temp;
				}
			}
		}

	}

Stack Trace

Launching bug reporter
Obtained 41 stack frames.
#0  0x007fff9a17ff09 in _platform_bzero$VARIANT$Ivybridge
#1  0x0000010575ed14 in GC_generic_malloc
#2  0x0000010575ee8b in GC_malloc
#3  0x000001056ed6f1 in mono_array_new_specific
#4  0x00000105ded963 in (Unknown)
#5  0x00000129c80d48 in  System.Array:Resize<object> (object[]&,int,int) + 0x1a8 (0x129c80ba0 0x129c80dca) [0x10cd4c660 - Unity Child Domain]
#6  0x00000129c80b61 in  System.Array:Resize<object> (object[]&,int) + 0xc1 (0x129c80aa0 0x129c80b85) [0x10cd4c660 - Unity Child Domain]
#7  0x0000017ceedf5b in  System.Collections.Generic.Stack`1<object>:Push (object) + 0x11b (0x17ceede40 0x17ceee003) [0x10cd4c660 - Unity Child Domain]
#8  0x0000017cf24738 in  AStarPathfinder:crunchPath () + 0x6f8 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#9  0x0000017cf24654 in  AStarPathfinder:crunchPath () + 0x614 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#10 0x0000017cf24654 in  AStarPathfinder:crunchPath () + 0x614 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#11 0x0000017cf24654 in  AStarPathfinder:crunchPath () + 0x614 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#12 0x0000017cf24654 in  AStarPathfinder:crunchPath () + 0x614 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#13 0x0000017cf24654 in  AStarPathfinder:crunchPath () + 0x614 (0x17cf24040 0x17cf248d0) [0x10cd4c660 - Unity Child Domain]
#14 0x0000017cf23781 in  AStarPathfinder:Update () + 0xf1 (0x17cf23690 0x17cf23827) [0x10cd4c660 - Unity Child Domain]
#15 0x000001290d66ca in  (wrapper runtime-invoke) object:runtime_invoke_void__this__ (object,intptr,intptr,intptr) + 0xfa (0x1290d65d0 0x1290d67fd) [0x10cd4c660 - Unity Child Domain]
#16 0x000001055c2dcc in mono_get_runtime_build_info
#17 0x000001056e6cb7 in mono_runtime_invoke
#18 0x0000010072df27 in ScriptingInvocationNoArgs::Invoke(MonoException**)
#19 0x0000010072deb9 in ScriptingInvocationNoArgs::Invoke()
#20 0x000001007118a1 in MonoBehaviour::CallMethodIfAvailable(int)
#21 0x00000100439e96 in void BaseBehaviourManager::CommonUpdate<BehaviourManager>()
#22 0x00000100609cdf in PlayerLoop(bool, bool, IHookEvent*)
#23 0x00000101003e55 in Application::UpdateScene(bool)
#24 0x00000100fff6d8 in Application::TickTimer()
#25 0x007fff93f40023 in __NSFireTimer
#26 0x007fff8cf33b44 in __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__
#27 0x007fff8cf337d3 in __CFRunLoopDoTimer
#28 0x007fff8cfa6d9d in __CFRunLoopDoTimers
#29 0x007fff8cef0268 in __CFRunLoopRun
#30 0x007fff8ceef838 in CFRunLoopRunSpecific
#31 0x007fff9614c43f in RunCurrentEventLoopInMode
#32 0x007fff9614c1ba in ReceiveNextEventCommon
#33 0x007fff9614bffb in _BlockUntilNextEventMatchingListInModeWithFilter
#34 0x007fff942c56d1 in _DPSNextEvent
#35 0x007fff942c4e80 in -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:]
#36 0x007fff942b8e23 in -[NSApplication run]
#37 0x007fff942a42d4 in NSApplicationMain
#38 0x000001011eb4ae in EditorMain(int, char const**)
#39 0x000001011ebc09 in main
#40 0x00000100001d44 in start
Symbol file LoadedFromMemory doesn't match image /Applications/Unity/Unity.app/Contents/PlaybackEngines/WebGLSupport/UnityEditor.WebGL.Extensions.dll
Symbol file /Applications/Unity/Unity.app/Contents/PlaybackEngines/WebGLSupport/UnityEditor.WebGL.Extensions.dll.mdb doesn't match image /Applications/Unity/Unity.app/Contents/PlaybackEngines/WebGLSupport/UnityEditor.WebGL.Extensions.dll
Launching external process: /Applications/Unity/Unity.app/Contents/BugReporter/Unity Bug Reporter.app/Contents/MacOS/unity.bugreporter.exe