BauSystem_Main/src/de/steamwar/bausystem/commands/CommandFreeze.java

@@ -54,16 +54,14 @@ public class CommandFreeze extends RegionToggleCommand {
 
     @EventHandler
     public void onEntitySpawn(EntitySpawnEvent e) {
-        if (Region.getRegion(e.getLocation()).isFreeze()) {
+        if (!Region.getRegion(e.getLocation()).isFreeze()) return;
         e.setCancelled(true);
-            if (Core.getVersion() == 15) return;
-            if (e.getEntityType() == EntityType.PRIMED_TNT) {
+        if (Core.getVersion() == 12 && e.getEntityType() == EntityType.PRIMED_TNT) {
             Bukkit.getScheduler().runTaskLater(BauSystem.getPlugin(), () -> {
                 e.getLocation().getBlock().setType(Material.TNT, false);
             }, 1L);
         }
     }
-    }
 
     @EventHandler
     public void onBlockCanBuild(BlockCanBuildEvent e) {