From fe0f3dd21091978ed5c29ecf9966819b3f05b886 Mon Sep 17 00:00:00 2001
From: Frank <developer@ambertation.de>
Date: Wed, 20 Dec 2023 16:36:07 +0100
Subject: [PATCH] [Fixed] Crash when placing an eternal Crystal with no portal
 blocks in range (#323)

---
 .../betterend/blocks/entities/EternalPedestalEntity.java     | 5 ++++-
 .../java/org/betterx/betterend/rituals/EternalRitual.java    | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/org/betterx/betterend/blocks/entities/EternalPedestalEntity.java b/src/main/java/org/betterx/betterend/blocks/entities/EternalPedestalEntity.java
index 9dd3bbc9..829f41d7 100644
--- a/src/main/java/org/betterx/betterend/blocks/entities/EternalPedestalEntity.java
+++ b/src/main/java/org/betterx/betterend/blocks/entities/EternalPedestalEntity.java
@@ -38,7 +38,10 @@ public class EternalPedestalEntity extends PedestalBlockEntity {
     @Override
     public void saveAdditional(CompoundTag tag) {
         if (hasRitual()) {
-            tag.put("ritual", linkedRitual.toTag(new CompoundTag()));
+            final CompoundTag ritualTag = linkedRitual.toTag(new CompoundTag());
+            if (ritualTag != null) {
+                tag.put("ritual", ritualTag);
+            }
         }
         super.saveAdditional(tag);
     }
diff --git a/src/main/java/org/betterx/betterend/rituals/EternalRitual.java b/src/main/java/org/betterx/betterend/rituals/EternalRitual.java
index a817c045..430d7454 100644
--- a/src/main/java/org/betterx/betterend/rituals/EternalRitual.java
+++ b/src/main/java/org/betterx/betterend/rituals/EternalRitual.java
@@ -488,6 +488,7 @@ public class EternalRitual {
     }
 
     public CompoundTag toTag(CompoundTag tag) {
+        if (this.center == null || this.axis == null || this.exit == null) return null;
         tag.put("center", NbtUtils.writeBlockPos(center));
         tag.putString("axis", axis.getName());
         tag.putBoolean("active", active);