From c2d8fb32ecc0cae6432c046e0dc960343ade49f9 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Fri, 3 Jun 2016 00:20:43 +0200
Subject:  * vulnerability determination fix

---
 src/ParScore.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/ParScore.cs')

diff --git a/src/ParScore.cs b/src/ParScore.cs
index b1561fc..a3705fd 100644
--- a/src/ParScore.cs
+++ b/src/ParScore.cs
@@ -121,8 +121,9 @@ namespace BCDD
             {
                 return nsPlaying ? nsHighest.Validate() : ewHighest.Validate();
             }
-            bool defenseVulnerability = this.determineVulnerability(vulnerability, nsPlaying ? 'E' : 'N');
             ParContract highest = nsHighest.Higher(ewHighest) ? nsHighest : ewHighest;
+            nsPlaying = ('N'.Equals(highest.Declarer) || 'S'.Equals(highest.Declarer));
+            bool defenseVulnerability = this.determineVulnerability(vulnerability, nsPlaying ? 'E' : 'N');
             ParContract highestDefense = highest.GetDefense(ddTable, defenseVulnerability);
             if (highestDefense != null)
             {
-- 
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