diff --git a/App/lib/core/Gen/CallGenMixin.vp b/App/lib/core/Gen/CallGenMixin.vp
index 76f8172..956211c 100644
--- a/App/lib/core/Gen/CallGenMixin.vp
+++ b/App/lib/core/Gen/CallGenMixin.vp
@@ -226,8 +226,30 @@ class CallGenMixin(CallGenBase.CallGenBase):
         # 用 find_struct_by_module 规避跨模块同名 find_struct 找错
         struct_ty: llvmlite.LLVMType | t.CPtr = None
         gen_ctor_entry: GenTypes.StructEntry | t.CPtr = None
+        # 模块限定构造 Module.Class(...) 优先：按模块名解析 SHA1 精确命中类。
+        # 必须在裸名可见性分支之前——跨模块同名类（VKernel gfx 与 App gfx 都
+        # 定义 Scene3D）存在时，裸名 find_struct 返回先注册的错误 entry
+        # （0ae → ctor 生成 @0ae.Scene3D.__before_init__ → 链接 undefined
+        # symbol，Scene3D 根因）。模块解析成功即锁定，跳过下方裸名回退。
+        mod_qual_done: int = 0
+        if trans is not None and cl.func is not None and cl.func.kind() == ast.ASTKind.Attribute:
+            at_qc0: ast.Attribute | t.CPtr = (ast.Attribute | t.CPtr)(cl.func)
+            mod_path0: str = None
+            if at_qc0.value is not None and at_qc0.value.kind() == ast.ASTKind.Name:
+                mod_nm0: ast.Name | t.CPtr = (ast.Name | t.CPtr)(at_qc0.value)
+                if mod_nm0.id is not None:
+                    mod_path0 = mod_nm0.id
+            elif at_qc0.value is not None and at_qc0.value.kind() == ast.ASTKind.Attribute:
+                mod_path0 = self.Gen.ExprGenAttr._attr_module_path_str(pool, at_qc0.value)
+            if mod_path0 is not None:
+                if self.Gen.ImportsGen.is_module_imported(trans._imported_modules, mod_path0) != 0:
+                    mod_sha1_0: str = self._lookup_module_sha1(mod_path0)
+                    if mod_sha1_0 is not None:
+                        gen_ctor_entry = self.Gen.StructGen.find_struct_by_module(
+                            func_name, mod_sha1_0)
+                        mod_qual_done = 1
         vis: int = self.Gen.StructGen.is_struct_visible(func_name)
-        if vis != 0:
+        if mod_qual_done == 0 and vis != 0:
             if trans is not None:
                 gen_ctor_entry = self.Gen.StructGen.find_struct_by_module(func_name, trans.ModuleSha1)
             if gen_ctor_entry is None: