CatServer/patches/net/minecraft/entity/boss/dragon/phase/PhaseSittingFlaming.java.patch

--- ../src-base/minecraft/net/minecraft/entity/boss/dragon/phase/PhaseSittingFlaming.java
+++ ../src-work/minecraft/net/minecraft/entity/boss/dragon/phase/PhaseSittingFlaming.java
@@ -72,7 +72,7 @@
             double d2 = this.dragon.dragonPartHead.posY + (double)(this.dragon.dragonPartHead.height / 2.0F);
             BlockPos.MutableBlockPos blockpos$mutableblockpos = new BlockPos.MutableBlockPos(MathHelper.floor(d0), MathHelper.floor(d2), MathHelper.floor(d1));
 
-            while (this.dragon.world.isAirBlock(blockpos$mutableblockpos))
+            while (this.dragon.world.isAirBlock(blockpos$mutableblockpos) && d2 >= 0) //Forge: Fix infinite loop if ground is missing.
             {
                 --d2;
                 blockpos$mutableblockpos.setPos(MathHelper.floor(d0), MathHelper.floor(d2), MathHelper.floor(d1));