diff --git a/viewpanel/src/com/spineview/ObjectPanel.java b/viewpanel/src/com/spineview/ObjectPanel.java
index ec5e94e..4bce7a9 100644
--- a/viewpanel/src/com/spineview/ObjectPanel.java
+++ b/viewpanel/src/com/spineview/ObjectPanel.java
@@ -524,19 +524,9 @@ public final class ObjectPanel {
    * 加/删行，它记的高度还是旧的 —— maxY 一直是 0，滚轮就滚不动（你看到的现象）。
    * 换一个新的 ScrollPane 最省事也最稳（只做这一件事，不改任何别的行为）。
    */
+  /** 每次渲染：清空列表里的旧行（复用同一个 Table / ScrollPane，避免换控件引起的异常）。 */
   private static void beginRender(State state) throws Exception {
-    Object table = state.tableClass.getConstructor().newInstance();
-    call(table, Obf.TABLE_TOP, new Class<?>[0], state.tableClass);
-    call(table, Obf.TABLE_LEFT, new Class<?>[0], state.tableClass);
-    Class<?> skinClass = Class.forName("com.badlogic.gdx.scenes.scene2d.ui.Skin", true, state.loader);
-    Object scroll = state.scrollClass.getConstructor(state.actorClass, skinClass)
-        .newInstance(table, state.skin);
-    state.listTable = table;
-    state.listScroll = scroll;
-    if (state.listCell != null) {
-      // Cell.setActor(Actor)：把旧 ScrollPane 换成新的
-      call(state.listCell, "D", new Class<?>[] {state.actorClass}, state.cellClass, scroll);
-    }
+    call(state.listTable, Obf.TABLE_CLEAR_CHILDREN, new Class<?>[0], void.class);
     state.logBlockStarted = false;
   }
 
@@ -551,6 +541,19 @@ public final class ObjectPanel {
     } catch (Throwable ignored) {
       // 同上
     }
+    try {
+      // ScrollPane.setForceScroll(boolean, boolean)：让它按新的内容高度重算可滚动范围
+      for (Method method : state.listScroll.getClass().getMethods()) {
+        Class<?>[] types = method.getParameterTypes();
+        if (types.length != 2 || types[0] != boolean.class || types[1] != boolean.class) continue;
+        if (method.getReturnType() != void.class) continue;
+        method.setAccessible(true);
+        method.invoke(state.listScroll, Boolean.FALSE, Boolean.TRUE);
+        break;
+      }
+    } catch (Throwable error) {
+      System.err.println("[panel] 重算滚动范围失败: " + error);
+    }
   }
 
   /**