From 7944c44c4301faf3b15cdee5252638791805ec58 Mon Sep 17 00:00:00 2001
From: TheBusyBiscuit <mrCookieSlime@gmail.com>
Date: Mon, 30 Mar 2020 18:50:55 +0200
Subject: [PATCH] Fixed a small bug

---
 CHANGELOG.md                                                    | 1 +
 .../slimefun4/implementation/guide/ChestSlimefunGuide.java      | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 310bca48b..6ae63b79f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -54,6 +54,7 @@
 #### Changes
 
 #### Fixes
+* Fixed error message when clicking empty slots in the Slimefun Guide
 
 ## Release Candidate 10 (28 Mar 2020)
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/guide/ChestSlimefunGuide.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/guide/ChestSlimefunGuide.java
index 1e208ca0d..a56fac865 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/guide/ChestSlimefunGuide.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/guide/ChestSlimefunGuide.java
@@ -506,7 +506,7 @@ public class ChestSlimefunGuide implements SlimefunGuideImplementation {
 
         MenuClickHandler clickHandler = (pl, slot, itemstack, action) -> {
             try {
-                if (itemstack.getType() != Material.BARRIER) {
+                if (itemstack != null && itemstack.getType() != Material.BARRIER) {
                     displayItem(profile, itemstack, 0, true);
                 }
             }