More verbosely get block data and ensure biome layer isn't null

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightFaweAdapter.java

@@ -243,7 +243,12 @@ public final class PaperweightFaweAdapter extends CachedBukkitAdapter implements
         LevelChunk chunk = handle.getChunk(x >> 4, z >> 4);
         final BlockPos blockPos = new BlockPos(x, y, z);
         final net.minecraft.world.level.block.state.BlockState blockData = chunk.getBlockState(blockPos);
-        return adapt(blockData);
+        BlockState state = adapt(blockData);
+        if (state == null) {
+            org.bukkit.block.Block bukkitBlock = location.getBlock();
+            state = BukkitAdapter.adapt(bukkitBlock.getBlockData());
+        }
+        return state;
     }
 
     @Override

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightGetBlocks.java

@@ -553,6 +553,9 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
                         copy.storeBiomes(currentBiomes);
                     }
                     for (int layer = 0; layer < 16; layer++) {
+                        if (biomes[layer] == null) {
+                            continue;
+                        }
                         for (int y = 0, i = 0; y < 4; y++) {
                             for (int z = 0; z < 4; z++) {
                                 for (int x = 0; x < 4; x++, i++) {

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightFaweAdapter.java

@@ -242,7 +242,12 @@ public final class PaperweightFaweAdapter extends CachedBukkitAdapter implements
         LevelChunk chunk = handle.getChunk(x >> 4, z >> 4);
         final BlockPos blockPos = new BlockPos(x, y, z);
         final net.minecraft.world.level.block.state.BlockState blockData = chunk.getBlockState(blockPos);
-        return adapt(blockData);
+        BlockState state = adapt(blockData);
+        if (state == null) {
+            org.bukkit.block.Block bukkitBlock = location.getBlock();
+            state = BukkitAdapter.adapt(bukkitBlock.getBlockData());
+        }
+        return state;
     }
 
     @Override