From 1c8011ff74e8e5eb1699e2ae0d08cbe041524ec0 Mon Sep 17 00:00:00 2001
From: Electroblob77 <35599699+Electroblob77@users.noreply.github.com>
Date: Mon, 24 Aug 2020 21:22:10 +0100
Subject: [PATCH] It never fails to amaze me how many things that should never
 be null somehow end up being null for one single user...

---
 .../wizardry/client/gui/handbook/GuiWizardHandbook.java      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main/java/electroblob/wizardry/client/gui/handbook/GuiWizardHandbook.java b/src/main/java/electroblob/wizardry/client/gui/handbook/GuiWizardHandbook.java
index f74a68b2..d72e941b 100644
--- a/src/main/java/electroblob/wizardry/client/gui/handbook/GuiWizardHandbook.java
+++ b/src/main/java/electroblob/wizardry/client/gui/handbook/GuiWizardHandbook.java
@@ -400,6 +400,11 @@ public class GuiWizardHandbook extends GuiScreen {
 	 */
 	public static void loadHandbookFile(IResourceManager manager){
 
+		if(manager == null){
+			Wizardry.logger.error("Tried to reload the handbook file, but received a null resource manager. Aborting!");
+			return;
+		}
+
 		IResource handbookFile = getHandbookResource(manager);
 
 		if(handbookFile != null){