diff --git a/app/DataBase/merge.py b/app/DataBase/merge.py
index 5fecfcb..38caa70 100644
--- a/app/DataBase/merge.py
+++ b/app/DataBase/merge.py
@@ -11,7 +11,7 @@ def merge_MediaMSG_databases(source_paths, target_path):
         target_conn.execute("BEGIN;")
         for i, source_path in enumerate(source_paths):
             if not os.path.exists(source_path):
-                break
+                continue
             db = sqlite3.connect(source_path)
             db.text_factory = str
             cursor = db.cursor()
@@ -52,7 +52,7 @@ def merge_databases(source_paths, target_path):
         target_conn.execute("BEGIN;")
         for i, source_path in enumerate(source_paths):
             if not os.path.exists(source_path):
-                break
+                continue
             db = sqlite3.connect(source_path)
             db.text_factory = str
             cursor = db.cursor()
diff --git a/app/ui/tool/pc_decrypt/pc_decrypt.py b/app/ui/tool/pc_decrypt/pc_decrypt.py
index 59ac865..06aff8d 100644
--- a/app/ui/tool/pc_decrypt/pc_decrypt.py
+++ b/app/ui/tool/pc_decrypt/pc_decrypt.py
@@ -230,7 +230,7 @@ class DecryptThread(QThread):
         # 目标数据库文件
         target_database = "app/DataBase/Msg/MSG.db"
         # 源数据库文件列表
-        source_databases = [f"app/DataBase/Msg/MSG{i}.db" for i in range(1, 200)]
+        source_databases = [f"app/DataBase/Msg/MSG{i}.db" for i in range(1, 50)]
         import shutil
         if os.path.exists(target_database):
             os.remove(target_database)
@@ -246,7 +246,7 @@ class DecryptThread(QThread):
         # 源数据库文件列表
         if os.path.exists(target_database):
             os.remove(target_database)
-        source_databases = [f"app/DataBase/Msg/MediaMSG{i}.db" for i in range(1, 200)]
+        source_databases = [f"app/DataBase/Msg/MediaMSG{i}.db" for i in range(1, 50)]
         shutil.copy2("app/DataBase/Msg/MediaMSG0.db", target_database)  # 使用一个数据库文件作为模板
         # 合并数据库
         try: