diff --git a/App/lib/core/Gen/ImportsGenMixin.vp b/App/lib/core/Gen/ImportsGenMixin.vp
index 8e4b7b6..0fc4d01 100644
--- a/App/lib/core/Gen/ImportsGenMixin.vp
+++ b/App/lib/core/Gen/ImportsGenMixin.vp
@@ -344,9 +344,9 @@ class ImportsGenMixin:
             return -1
         # 懒初始化
         if self.ReexportSha1s is None:
-            self.ReexportSha1s = CompilerFactory.get_perm_pool().alloc(MAX_REEXPORT * 17)
-            self.ReexportFuncs = CompilerFactory.get_perm_pool().alloc(MAX_REEXPORT * 64)
-            self.ReexportSrcs = CompilerFactory.get_perm_pool().alloc(MAX_REEXPORT * 64)
+            self.ReexportSha1s = CompilerFactory.factory.PermPool.alloc(MAX_REEXPORT * 17)
+            self.ReexportFuncs = CompilerFactory.factory.PermPool.alloc(MAX_REEXPORT * 64)
+            self.ReexportSrcs = CompilerFactory.factory.PermPool.alloc(MAX_REEXPORT * 64)
             if self.ReexportSha1s is None or self.ReexportFuncs is None or self.ReexportSrcs is None:
                 return -1
             string.memset(self.ReexportSha1s, 0, MAX_REEXPORT * 17)
@@ -754,10 +754,20 @@ class ImportsGenMixin:
                                 string.strcpy(jb_m, resolved)
                                 jb_m[rl_m] = '.'
                                 string.strcpy(jb_m + rl_m + 1, alias_m.name)
-                                if trans._declare_only == 0:
-                                    self._check_import_sha1(node, jb_m)
-                                trans._imported_modules = self.add_imported_module(
-                                    trans.Pool, trans._imported_modules, jb_m)
+                                # from . import Y 的 Y 不一定是包子模块文件：
+                                # 可能是包 __init__.vp 中定义的符号（类/常量，如
+                                # json/__init__.vp 的 JsonValue），无独立文件、不注册
+                                # SHA1。此前无条件按子模块校验 → 误报"模块 'json.JsonValue'
+                                # 未注册 SHA1"。仅当完整名已注册 SHA1（真子模块，如
+                                # vpsdk.syscall）或是本地文件时才校验+登记；否则跳过，
+                                # 符号映射由 translate_import_from_names 的 from-import
+                                # / re-export 处理。
+                                if (StubMergerStore.LookupSha1ByModName(jb_m) is not None
+                                        or self._is_local_module_file(alias_m.name) != 0):
+                                    if trans._declare_only == 0:
+                                        self._check_import_sha1(node, jb_m)
+                                    trans._imported_modules = self.add_imported_module(
+                                        trans.Pool, trans._imported_modules, jb_m)
         return 0
 
     # ============================================================