diff --git a/code/botlib/be_aas_route.c b/code/botlib/be_aas_route.c
index bad375d4..7bdc9f22 100644
--- a/code/botlib/be_aas_route.c
+++ b/code/botlib/be_aas_route.c
@@ -1603,7 +1603,7 @@ int AAS_AreaRouteToGoalArea(int areanum, vec3_t origin, int goalareanum, int tra
 		*reachnum = 0;
 		return qtrue;
 	}
-	//
+	//check !AAS_AreaReachability(areanum) with custom developer-only debug message
 	if (areanum <= 0 || areanum >= aasworld.numareas)
 	{
 		if (botDeveloper)
@@ -1620,6 +1620,10 @@ int AAS_AreaRouteToGoalArea(int areanum, vec3_t origin, int goalareanum, int tra
 		} //end if
 		return qfalse;
 	} //end if
+	if (!aasworld.areasettings[areanum].numreachableareas || !aasworld.areasettings[goalareanum].numreachableareas)
+	{
+		return qfalse;
+	} //end if
 	// make sure the routing cache doesn't grow to large
 	while(AvailableMemory() < 1 * 1024 * 1024) {
 		if (!AAS_FreeOldestCache()) break;