From e1eb50f6d3cf68e060385f6d28bdd12d75e4daf4 Mon Sep 17 00:00:00 2001
From: Sven Czarnian <devel@svcz.de>
Date: Fri, 17 Dec 2021 13:32:07 +0100
Subject: [PATCH] avoid crashes due to invalid WTC entries

---
 aman/sys/aco/RunwayManager.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/aman/sys/aco/RunwayManager.py b/aman/sys/aco/RunwayManager.py
index f7f21ab..a7a8afe 100644
--- a/aman/sys/aco/RunwayManager.py
+++ b/aman/sys/aco/RunwayManager.py
@@ -29,7 +29,12 @@ class RunwayManager:
             if None == self.RunwayInbounds[runway].Inbound.WTC or None == node.Inbound.WTC:
                 spacingWTC = 3
             else:
-                spacingWTC = self.Spacings[self.RunwayInbounds[runway].Inbound.WTC][node.Inbound.WTC]
+                if self.RunwayInbounds[runway].Inbound.WTC not in self.Spacings.WtcSpacing:
+                    spacingWTC = 3
+                elif node.Inbound.WTC not in self.Spacings.WtcSpacing[self.RunwayInbounds[runway].Inbound.WTC]:
+                    spacingWTC = self.Spacings.WtcSpacing[self.RunwayInbounds[runway].Inbound.WTC]['L']
+                else:
+                    spacingWTC = self.Spacings.WtcSpacing[self.RunwayInbounds[runway].Inbound.WTC][node.Inbound.WTC]
 
             # get the runway time spacing
             spacingRunway = self.Configuration.RunwayConstraints.findRunway(runway).Spacing