Make traffic take-off roll look a little better.

[flightgear.git] / src / Instrumentation / NavDisplay.cxx

diff --git a/src/Instrumentation/NavDisplay.cxx b/src/Instrumentation/NavDisplay.cxx
index 862d00f2650a42356d97d289df2bc3f890735190..ecf9bdfc5532fbf67ee98b2258c9ec893681129a 100644 (file)
--- a/src/Instrumentation/NavDisplay.cxx
+++ b/src/Instrumentation/NavDisplay.cxx
@@ -1172,7 +1172,7 @@ void NavDisplay::foundPositionedItem(FGPositioned* pos)
     
     BOOST_FOREACH(SymbolRule* r, rules) {
         SymbolInstance* ins = addSymbolInstance(projected, heading, r->getDefinition(), vars);
-        if (pos->type() == FGPositioned::RUNWAY) {
+        if ((ins)&&(pos->type() == FGPositioned::RUNWAY)) {
             FGRunway* rwy = (FGRunway*) pos;
             ins->endPos = projectGeod(rwy->end());
         }