From d3a4bf095c6a1332f5f8cee90aec372bf36dfdb9 Mon Sep 17 00:00:00 2001
From: Raoul Van den Berge <raoulvdberge@gmail.com>
Date: Sun, 19 Jun 2016 17:28:21 +0200
Subject: [PATCH] Fix issue with scroll wheel, fixes #128

---
 CHANGELOG.md                                  | 3 +++
 src/main/java/refinedstorage/gui/GuiBase.java | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 79e99b23b..3101a555f 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@
 - Added support for Storage Drawers void upgrade
 - Added support for Deep Storage Unit API again
 
+**Bugfixes**
+- Fixed crash when using scroll wheel
+
 ### 0.7.15
 **Bugfixes**
 - Fixed not being able to scroll with the scroll wheel using MouseTweaks
diff --git a/src/main/java/refinedstorage/gui/GuiBase.java b/src/main/java/refinedstorage/gui/GuiBase.java
index 82e3f13e9..3fc2d0723 100755
--- a/src/main/java/refinedstorage/gui/GuiBase.java
+++ b/src/main/java/refinedstorage/gui/GuiBase.java
@@ -127,7 +127,7 @@ public abstract class GuiBase extends GuiContainer {
 
         int d = Mouse.getEventDWheel();
 
-        if (d != 0) {
+        if (scrollbar != null && d != 0) {
             scrollbar.wheel(d);
         }
     }