From 9266a54fcedfea5ee96184f2ae8c113b4da3fd85 Mon Sep 17 00:00:00 2001
From: nossr50 <nossr50@gmail.com>
Date: Thu, 30 Jul 2020 11:17:08 -0700
Subject: [PATCH 1/2] debug tweaks

---
 .../com/gmail/nossr50/util/skills/SmeltingTracker.java     | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java b/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
index 91faf30d9..36a634062 100644
--- a/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
+++ b/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
@@ -92,6 +92,13 @@ public class SmeltingTracker {
         if(!Permissions.skillEnabled(player, PrimarySkillType.SMELTING))
             return;
 
+        //Don't swap ownership if its the same player
+        if(getFurnaceOwner(furnace) != null) {
+            if(getFurnaceOwner(furnace).getUniqueId().equals(player.getUniqueId()))
+                return;
+        }
+
+
         changeFurnaceOwnership(furnace, player);
     }
 }

From 9f9518eea04daa9355edc8c8c998f6f355bc54ca Mon Sep 17 00:00:00 2001
From: nossr50 <nossr50@gmail.com>
Date: Thu, 30 Jul 2020 13:05:19 -0700
Subject: [PATCH 2/2] 2.1.137 - avoid npe on armor iterating

---
 Changelog.txt                                                | 3 +++
 pom.xml                                                      | 2 +-
 src/main/java/com/gmail/nossr50/skills/axes/Axes.java        | 5 ++++-
 .../java/com/gmail/nossr50/util/skills/SmeltingTracker.java  | 1 -
 4 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/Changelog.txt b/Changelog.txt
index 1808d6e88..9f87c496c 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,3 +1,6 @@
+Version 2.1.137
+    Added some code to avoid NPE errors when checking armor on entities
+
 Version 2.1.136
     Furnace ownership is no longer lost when the furnace stops doing a job
     Furnaces remember owners between restarts (requires MC 1.14 or higher)
diff --git a/pom.xml b/pom.xml
index 8e60ce5b1..f77c819f9 100755
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.gmail.nossr50.mcMMO</groupId>
     <artifactId>mcMMO</artifactId>
-    <version>2.1.136</version>
+    <version>2.1.137</version>
     <name>mcMMO</name>
     <url>https://github.com/mcMMO-Dev/mcMMO</url>
     <scm>
diff --git a/src/main/java/com/gmail/nossr50/skills/axes/Axes.java b/src/main/java/com/gmail/nossr50/skills/axes/Axes.java
index 753d55971..7f1ba62df 100644
--- a/src/main/java/com/gmail/nossr50/skills/axes/Axes.java
+++ b/src/main/java/com/gmail/nossr50/skills/axes/Axes.java
@@ -23,10 +23,13 @@ public class Axes {
     public static double skullSplitterModifier = AdvancedConfig.getInstance().getSkullSplitterModifier();
 
     protected static boolean hasArmor(LivingEntity target) {
-        if(target.getEquipment() == null)
+        if(target == null || !target.isValid() || target.getEquipment() == null)
             return false;
 
         for (ItemStack itemStack : target.getEquipment().getArmorContents()) {
+            if(itemStack == null)
+                continue;
+
             if (ItemUtils.isArmor(itemStack)) {
                 return true;
             }
diff --git a/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java b/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
index 36a634062..630991341 100644
--- a/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
+++ b/src/main/java/com/gmail/nossr50/util/skills/SmeltingTracker.java
@@ -98,7 +98,6 @@ public class SmeltingTracker {
                 return;
         }
 
-
         changeFurnaceOwnership(furnace, player);
     }
 }