diff --git a/Docs/README.properties b/Docs/README.properties
index 5653d7250..a6d7a3851 100644
--- a/Docs/README.properties
+++ b/Docs/README.properties
@@ -50,7 +50,6 @@ Fuel
 /controls/fuel/tank[%d]/to_tank
 /controls/fuel/tank[%d]/boost-pump[%d]
 
-/consumables/fuel/tank[%d]/level-lb
 /consumables/fuel/tank[%d]/level-lbs
 /consumables/fuel/tank[%d]/level-gal_us
 /consumables/fuel/tank[%d]/capacity-gal_us
diff --git a/Nasal/gui.nas b/Nasal/gui.nas
index fce778942..803025681 100644
--- a/Nasal/gui.nas
+++ b/Nasal/gui.nas
@@ -705,7 +705,7 @@ var showWeightDialog = func {
         var fdmdata = {
             grosswgt : "/fdm/jsbsim/inertia/weight-lbs",
             payload  : "/payload",
-            level    : "level-lb",
+            level    : "level-lbs",
         };
     }
 
diff --git a/preferences.xml b/preferences.xml
index b9c404b83..b0d7d49fa 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -536,7 +536,7 @@ Started September 2000 by David Megginson, david@megginson.com
   </ai-traffic>
 
   <traffic-manager>
-     <enabled type="bool">true</enabled>
+     <enabled type="bool">false</enabled>
      <instantaneous-action type="bool">false</instantaneous-action>
      <use-custom-scenery-data type="bool">false</use-custom-scenery-data>
      <proportion>1.0</proportion>