worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightBlockMaterial.java

@@ -135,9 +135,10 @@ public class PaperweightBlockMaterial implements BlockMaterial {
         return block.isRandomlyTicking(blockState);
     }
 
+    @SuppressWarnings("deprecation")
     @Override
     public boolean isMovementBlocker() {
-        return craftMaterial.isSolid();
+        return blockState.blocksMotion();
     }
 
     @Override

worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightBlockMaterial.java

@@ -125,9 +125,10 @@ public class PaperweightBlockMaterial implements BlockMaterial {
         return block.isRandomlyTicking(blockState);
     }
 
+    @SuppressWarnings("deprecation")
     @Override
     public boolean isMovementBlocker() {
-        return craftMaterial.isSolid();
+        return blockState.blocksMotion();
     }
 
     @Override

worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightBlockMaterial.java

@@ -126,9 +126,10 @@ public class PaperweightBlockMaterial implements BlockMaterial {
         return blockState.isRandomlyTicking();
     }
 
+    @SuppressWarnings("deprecation")
     @Override
     public boolean isMovementBlocker() {
-        return craftMaterial.isSolid();
+        return blockState.blocksMotion();
     }
 
     @Override

worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightBlockMaterial.java

@@ -126,9 +126,10 @@ public class PaperweightBlockMaterial implements BlockMaterial {
         return blockState.isRandomlyTicking();
     }
 
+    @SuppressWarnings("deprecation")
     @Override
     public boolean isMovementBlocker() {
-        return craftMaterial.isSolid();
+        return blockState.blocksMotion();
     }
 
     @Override