From e067492cca008e0c683e22bbcc5237fd1d724341 Mon Sep 17 00:00:00 2001
From: creeper123123321 <creeper123123321@gmail.com>
Date: Fri, 20 Jul 2018 13:23:40 -0300
Subject: [PATCH] Catch exception

---
 .../protocols/protocol1_13to1_12_2/data/MappingData.java       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/data/MappingData.java b/common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/data/MappingData.java
index 0fdc09051..714c0944d 100644
--- a/common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/data/MappingData.java
+++ b/common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/data/MappingData.java
@@ -31,8 +31,9 @@ public class MappingData {
         // TODO: Remove how verbose this is
         System.out.println("Loading block mapping...");
         try {
+            Class.forName("io.netty.util.collection.IntObjectMap");
             blockMappings = new BMNettyCollections();
-        } catch (NoClassDefFoundError e) {
+        } catch (ClassNotFoundException e) {
             blockMappings = new BMJDKCollections();
         }
         blockMappings.init(mapping1_12, mapping1_13);