Fix pregen resume issue

src/main/java/com/volmit/iris/util/PregenJob.java

@@ -372,6 +372,8 @@ public class PregenJob implements Listener
 
 	@EventHandler
 	public void on(ChunkUnloadEvent e)
+	{
+		try
 		{
 			if(e.getWorld().equals(world) && isChunkWithin(e.getChunk().getX(), e.getChunk().getZ()) && consumer != null)
 			{
@@ -379,6 +381,12 @@ public class PregenJob implements Listener
 			}
 		}
 
+		catch(Throwable ex)
+		{
+
+		}
+	}
+
 	public void saveAll()
 	{
 		for(Chunk i : world.getLoadedChunks())