From af1f5c34d26ff784b32236d7cac88dee1cdab0d1 Mon Sep 17 00:00:00 2001
From: PrototypeTrousers <salomaoo@gmail.com>
Date: Sun, 30 Jan 2022 17:19:01 -0300
Subject: [PATCH] fix npe when placing down an ore dict storage bus

---
 gradle.properties                                    |  2 +-
 .../java/appeng/parts/misc/PartOreDicStorageBus.java | 12 +++++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/gradle.properties b/gradle.properties
index 05815a891..3ec0d43c0 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,7 +4,7 @@ aebuild=7
 aegroup=appeng
 aebasename=appliedenergistics2
 extended=extended_life
-extendedversion=v49aa
+extendedversion=v49ab
 #########################################################
 # Versions                                              #
 #########################################################
diff --git a/src/main/java/appeng/parts/misc/PartOreDicStorageBus.java b/src/main/java/appeng/parts/misc/PartOreDicStorageBus.java
index 4c02365de..61a7993d5 100644
--- a/src/main/java/appeng/parts/misc/PartOreDicStorageBus.java
+++ b/src/main/java/appeng/parts/misc/PartOreDicStorageBus.java
@@ -20,6 +20,7 @@ import appeng.parts.PartModel;
 import appeng.util.ConfigManager;
 import appeng.util.Platform;
 import appeng.util.item.OreHelper;
+import appeng.util.prioritylist.IPartitionList;
 import appeng.util.prioritylist.OreDictPriorityList;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
@@ -125,7 +126,7 @@ public class PartOreDicStorageBus extends PartStorageBus
                 this.handler.setWhitelist( this.getInstalledUpgrades( Upgrades.INVERTER ) > 0 ? IncludeExclude.BLACKLIST : IncludeExclude.WHITELIST );
                 this.handler.setPriority( this.priority );
 
-                this.handler.setPartitionList( priorityList );
+                this.handler.setPartitionList( this.getPriorityList() );
 
                 if( inv instanceof IBaseMonitor )
                 {
@@ -171,6 +172,15 @@ public class PartOreDicStorageBus extends PartStorageBus
         return this.handler;
     }
 
+    private IPartitionList<IAEItemStack> getPriorityList()
+    {
+        if( priorityList == null )
+        {
+            this.priorityList = new OreDictPriorityList<>( OreHelper.INSTANCE.getMatchingOre( oreExp ), oreExp );
+        }
+        return priorityList;
+    }
+
     public String getOreExp()
     {
         if( this.oreExp == null )