File list (Check if you may need any files):
MyQQ\BASE\MyQQDB.sql
....\.LL\bin\Debug\BLL.dll
....\...\...\.....\BLL.pdb
....\...\...\.....\DAL.dll
....\...\...\.....\DAL.pdb
....\...\...\.....\Model.dll
....\...\...\.....\Model.pdb
....\...\...\Release\BLL.dll
....\...\...\.......\BLL.pdb
....\...\...\.......\DAL.dll
....\...\...\.......\DAL.pdb
....\...\...\.......\Model.dll
....\...\...\.......\Model.pdb
....\...\...\x64\Release\BLL.dll
....\...\...\...\.......\DAL.dll
....\...\...\...\.......\Model.dll
....\...\BLL.csproj
....\...\BLL.csproj.user
....\...\BloodType.cs
....\...\ClassDiagram1.cd
....\...\Friends.cs
....\...\FriendshipPolicy.cs
....\...\Messages.cs
....\...\MessageType.cs
....\...\obj\BLL.csproj.FileList.txt
....\...\...\BLL.csproj.FileListAbsolute.txt
....\...\...\Debug\BLL.dll
....\...\...\.....\BLL.pdb
....\...\...\.....\Refactor\BLL.dll
....\...\...\.....\ResolveAssemblyReference.cache
....\...\...\Release\BLL.dll
....\...\...\.......\BLL.pdb
....\...\...\.......\ResolveAssemblyReference.cache
....\...\...\x64\Release\BLL.dll
....\...\...\...\.......\ResolveAssemblyReference.cache
....\...\Properties\AssemblyInfo.cs
....\...\Star.cs
....\...\Users.cs
....\DAL\bin\Debug\DAL.dll
....\...\...\.....\DAL.pdb
....\...\...\.....\Model.dll
....\...\...\.....\Model.pdb
....\...\...\Release\DAL.dll
....\...\...\.......\DAL.pdb
....\...\...\.......\Model.dll
....\...\...\.......\Model.pdb
....\...\...\x64\Release\DAL.dll
....\...\...\...\.......\Model.dll
....\...\BloodTypeDAL.cs
....\...\ClassDiagram1.cd
....\...\DAL.csproj
....\...\FriendsDAL.cs
....\...\FriendshipPolicyDAL.cs
....\...\MessagesDAL.cs
....\...\MessageTypeDAL.cs
....\...\obj\DAL.csproj.FileList.txt
....\...\...\DAL.csproj.FileListAbsolute.txt
....\...\...\.ebug\DAL.dll
....\...\...\.....\DAL.pdb
....\...\...\.....\Refactor\DAL.dll
....\...\...\.....\ResolveAssemblyReference.cache
....\...\...\Release\DAL.dll
....\...\...\.......\DAL.pdb
....\...\...\.......\ResolveAssemblyReference.cache
....\...\...\x64\Release\DAL.dll
....\...\...\...\.......\ResolveAssemblyReference.cache
....\...\Properties\AssemblyInfo.cs
....\...\SQLHelper.cs
....\...\StarDAL.cs
....\...\UsersDAL.cs
....\Model\bin\Debug\Model.dll
....\.....\...\.....\Model.pdb
....\.....\...\Release\Model.dll
....\.....\...\.......\Model.pdb
....\.....\...\x64\Release\Model.dll
....\.....\BloodTypeInfo.cs
....\.....\ClassDiagram1.cd
....\.....\.ommon\EnumFriendshipPolicyType.cs
....\.....\......\EnumMessageState.cs
....\.....\......\EnumMessageType.cs
....\.....\FriendshipPolicyInfo.cs
....\.....\FriendsInfo.cs
....\.....\MessagesInfo.cs
....\.....\MessageTypeInfo.cs
....\.....\Model.csproj
....\.....\obj\Debug\Model.dll
....\.....\...\.....\Model.pdb
....\.....\...\.....\Refactor\Model.dll
....\.....\...\Model.csproj.FileList.txt
....\.....\...\Model.csproj.FileListAbsolute.txt
....\.....\...\Release\Model.dll
....\.....\...\.......\Model.pdb
....\.....\...\x64\Release\Model.dll
....\.....\Properties\AssemblyInfo.cs
....\.....\StarInfo.cs
....\.....\UsersInfo.cs
....\.yQQ\App.config
....\....\AppSetter.cs
....\....\bin\Debug\BLL.dll
....\....\...\.....\BLL.pdb