diff --git a/src/main/java/com/xzavier0722/mc/plugin/slimefun4/storage/util/DataUtils.java b/src/main/java/com/xzavier0722/mc/plugin/slimefun4/storage/util/DataUtils.java
index 38d6f04c13..b7b0275565 100644
--- a/src/main/java/com/xzavier0722/mc/plugin/slimefun4/storage/util/DataUtils.java
+++ b/src/main/java/com/xzavier0722/mc/plugin/slimefun4/storage/util/DataUtils.java
@@ -26,7 +26,7 @@ public static String itemStack2String(ItemStack itemStack) {
             var itemStr = Base64Coder.encodeLines(stream.toByteArray());
 
             if (Slimefun.getDatabaseManager().getBlockDataStorageType() != StorageType.SQLITE
-                    && itemStr.length() > 65535) {
+                    && itemStr.length() > 65533) {
                 throw new IllegalArgumentException("检测到过大物品, 请联系物品对应插件开发者解决: " + StringUtil.itemStackToString(itemStack)
                         + ", size = " + itemStr.length());
             }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/BlockListener.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/BlockListener.java
index 89080071ed..f9c8849230 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/BlockListener.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/listeners/BlockListener.java
@@ -119,6 +119,15 @@ public void onBlockPlace(BlockPlaceEvent e) {
         }
 
         if (sfItem != null && !(sfItem instanceof NotPlaceable)) {
+            /*
+             如果这个物品是工具类物品，我们需要检查它是否修改了一个方块 (铲子右键、打火石点火)
+             并不要为替换的方块创建一个对应工具 ID 的数据
+             这应该适用于大部分情况，但建议附属开发者们还是显式声明对应物品是不可放置的最好
+            */
+            if (!e.getBlockReplacedState().getType().isAir()) {
+                return;
+            }
+
             if (!sfItem.canUse(e.getPlayer(), true)) {
                 e.setCancelled(true);
             } else {