temporary hack

src/main/java/tk/alex3025/headstones/utils/Headstone.java

@@ -167,6 +167,18 @@ public class Headstone {
                 }
     }
 
+    private static boolean blockIsAllowed(Block block) {
+        Material material = block.getType();
+
+        if (material != Material.AIR && material != Material.CAVE_AIR)
+            return false;
+
+        if (block.getWorld().getName().equals("world_the_end") && block.getY() < 60)
+            return false;
+
+        return true;
+    }
+
     private @Nullable Block checkForSafeBlock() {
         int playerX = this.location.getBlockX();
         int playerY = this.location.getBlockY();
@@ -178,7 +190,7 @@ public class Headstone {
             for (int y = playerY - radius; y <= playerY + radius; y++)
                 for (int z = playerZ - radius; z <= playerZ + radius; z++) {
                     Block block = this.location.getWorld().getBlockAt(x,y,z);
-                    if (block.getType().isEmpty())
+                    if (blockIsAllowed(block))
                         return block;
                 }
 
@@ -188,7 +200,7 @@ public class Headstone {
 
         for (int y = playerY; y < 320; y++) {
             Block block = this.location.getWorld().getBlockAt(playerX, y, playerZ);
-            if (block.getType().isEmpty())
+            if (blockIsAllowed(block))
                 return block;
         }