Bugfix - untie property.

Signed-off-by: Vivian Meazza <vivian.meazza@lineone.net>

diff --git a/src/AIModel/AIMultiplayer.cxx b/src/AIModel/AIMultiplayer.cxx
index f268b1822d0ea051f55fa0fd9d8bd695c8426ce5..b2fe6b841636c38c11635aba75f25bdf0d64bcf8 100644 (file)
--- a/src/AIModel/AIMultiplayer.cxx
+++ b/src/AIModel/AIMultiplayer.cxx
@@ -102,6 +102,8 @@ void FGAIMultiplayer::unbind() {
     props->untie("controls/lag-adjust-system-speed");
     props->untie("controls/invisible");
     props->untie("refuel/contact");
+    props->untie("tanker");
+
 }
 
 void FGAIMultiplayer::update(double dt)