From 0ecea1105392a8314a9545b93056faeaabfab8e5 Mon Sep 17 00:00:00 2001
From: NichtStudioCode <51272202+NichtStudioCode@users.noreply.github.com>
Date: Wed, 6 Oct 2021 16:51:50 +0200
Subject: [PATCH] Fixed ArrayIndexOutOfBoundsException when dragging items
 outside of GUIs

---
 .../java/de/studiocode/invui/window/impl/BaseWindow.java    | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/InvUI/src/main/java/de/studiocode/invui/window/impl/BaseWindow.java b/InvUI/src/main/java/de/studiocode/invui/window/impl/BaseWindow.java
index 7584d21..7b72c9f 100644
--- a/InvUI/src/main/java/de/studiocode/invui/window/impl/BaseWindow.java
+++ b/InvUI/src/main/java/de/studiocode/invui/window/impl/BaseWindow.java
@@ -124,7 +124,11 @@ public abstract class BaseWindow implements Window {
         }
         
         // Redraw all items after the event so there won't be any Items that aren't actually there
-        Bukkit.getScheduler().runTask(InvUI.getInstance().getPlugin(), () -> event.getRawSlots().forEach(this::redrawItem));
+        Bukkit.getScheduler().runTask(InvUI.getInstance().getPlugin(),
+            () -> event.getRawSlots().forEach(rawSlot -> {
+                if (getGuiAt(rawSlot) != null) redrawItem(rawSlot);
+            })
+        );
         
         // update the amount on the cursor
         ItemStack cursorStack = event.getOldCursor();