From c084f0a02586e3ba4cce80e84a3d91afcf916633 Mon Sep 17 00:00:00 2001
From: "PSp..om" <PSpeed42@gmail.com>
Date: Fri, 17 Feb 2012 03:57:23 +0000
Subject: [PATCH] FlyByCamera modified to check if its mappings exist before
 unregistering them.

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9165 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
---
 engine/src/core/com/jme3/input/FlyByCamera.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/engine/src/core/com/jme3/input/FlyByCamera.java b/engine/src/core/com/jme3/input/FlyByCamera.java
index aa87172a7..7b439efe6 100644
--- a/engine/src/core/com/jme3/input/FlyByCamera.java
+++ b/engine/src/core/com/jme3/input/FlyByCamera.java
@@ -225,7 +225,9 @@ public class FlyByCamera implements AnalogListener, ActionListener {
         }
     
         for (String s : mappings) {
-            inputManager.deleteMapping( s );
+            if (inputManager.hasMapping(s)) {
+                inputManager.deleteMapping( s );
+            }
         }
 
         inputManager.removeListener(this);