From 875eb2d5bd01d30acdf7466d6c4d19677b76c525 Mon Sep 17 00:00:00 2001
From: Lixfel <agga-games@gmx.de>
Date: Thu, 3 Oct 2019 12:03:59 +0200
Subject: [PATCH] Fix check session

---
 src/de/steamwar/schematicsystem/check/CheckSession.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/de/steamwar/schematicsystem/check/CheckSession.java b/src/de/steamwar/schematicsystem/check/CheckSession.java
index 8cfa079..8c7f8e6 100644
--- a/src/de/steamwar/schematicsystem/check/CheckSession.java
+++ b/src/de/steamwar/schematicsystem/check/CheckSession.java
@@ -43,6 +43,8 @@ public class CheckSession {
     }
 
     public static CheckSession getCheckSession() {
+        if(checkSessions.isEmpty())
+            return null;
         return checkSessions.iterator().next();
     }