diff --git a/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java b/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java
index 3ee5d15..3c10d4f 100644
--- a/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java
+++ b/FightSystem_Core/src/de/steamwar/fightsystem/FightSystem.java
@@ -172,8 +172,10 @@ public class FightSystem extends JavaPlugin {
             Fight.getBlueTeam().setSchem(checkSchematicNode);
 
             if (checkSchematicNode.getName().endsWith("-prepared")) {
-                SchematicNode nonPreparedSchematicNode = SchematicNode.getSchematicNode(checkSchematicNode.getOwner(), checkSchematicNode.getName().substring(0, checkSchematicNode.getName().length() - 9), checkSchematicNode.getParent());
-                Fight.getRedTeam().setSchem(nonPreparedSchematicNode);
+                SchematicNode unpreparedSchematicNode = SchematicNode.getSchematicNode(checkSchematicNode.getOwner(), checkSchematicNode.getName().substring(0, checkSchematicNode.getName().length() - 9), checkSchematicNode.getParent());
+                if (unpreparedSchematicNode != null) {
+                    Fight.getRedTeam().setSchem(unpreparedSchematicNode);
+                }
             }
         }else if(Config.mode == ArenaMode.PREPARE) {
             Fight.getUnrotated().setSchem(SchematicNode.getSchematicNode(Config.PrepareSchemID));