File list (Check if you may need any files):
myQQ
....\MyQQ
....\....\BASE
....\....\....\MyQQDB.sql
....\....\BLL
....\....\...\bin
....\....\...\...\Debug
....\....\...\...\.....\BLL.dll
....\....\...\...\.....\BLL.pdb
....\....\...\...\.....\DAL.dll
....\....\...\...\.....\DAL.pdb
....\....\...\...\.....\Model.dll
....\....\...\...\.....\Model.pdb
....\....\...\BLL.csproj
....\....\...\BLL.csproj.user
....\....\...\BloodType.cs
....\....\...\ClassDiagram1.cd
....\....\...\Friends.cs
....\....\...\FriendshipPolicy.cs
....\....\...\Messages.cs
....\....\...\MessageType.cs
....\....\...\obj
....\....\...\...\BLL.csproj.FileList.txt
....\....\...\...\Debug
....\....\...\...\.....\BLL.dll
....\....\...\...\.....\BLL.pdb
....\....\...\...\.....\Refactor
....\....\...\...\.....\........\BLL.dll
....\....\...\...\.....\ResolveAssemblyReference.cache
....\....\...\...\.....\TempPE
....\....\...\Properties
....\....\...\..........\AssemblyInfo.cs
....\....\...\Star.cs
....\....\...\Users.cs
....\....\DAL
....\....\...\bin
....\....\...\...\Debug
....\....\...\...\.....\DAL.dll
....\....\...\...\.....\DAL.pdb
....\....\...\...\.....\Model.dll
....\....\...\...\.....\Model.pdb
....\....\...\BloodTypeDAL.cs
....\....\...\ClassDiagram1.cd
....\....\...\DAL.csproj
....\....\...\FriendsDAL.cs
....\....\...\FriendshipPolicyDAL.cs
....\....\...\MessagesDAL.cs
....\....\...\MessageTypeDAL.cs
....\....\...\obj
....\....\...\...\DAL.csproj.FileList.txt
....\....\...\...\Debug
....\....\...\...\.....\DAL.dll
....\....\...\...\.....\DAL.pdb
....\....\...\...\.....\Refactor
....\....\...\...\.....\........\DAL.dll
....\....\...\...\.....\ResolveAssemblyReference.cache
....\....\...\...\.....\TempPE
....\....\...\Properties
....\....\...\..........\AssemblyInfo.cs
....\....\...\SQLHelper.cs
....\....\...\StarDAL.cs
....\....\...\UsersDAL.cs
....\....\Model
....\....\.....\bin
....\....\.....\...\Debug
....\....\.....\...\.....\Model.dll
....\....\.....\...\.....\Model.pdb
....\....\.....\BloodTypeInfo.cs
....\....\.....\ClassDiagram1.cd
....\....\.....\Common
....\....\.....\......\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
....\....\.....\...\.....\TempPE
....\....\.....\...\Model.csproj.FileList.txt
....\....\.....\Properties
....\....\.....\..........\AssemblyInfo.cs
....\....\.....\StarInfo.cs
....\....\.....\UsersInfo.cs
....\....\MyQQ
....\....\....\App.config
....\....\....\AppSetter.cs
....\....\....\bin
....\....\....\...\Debug
....\....\....\...\.....\BLL.dll
....\....\....\...\.....\BLL.pdb
....\....\....\...\.....\DAL.dll
....\....\....\...\.....\DAL.pdb
....\....\....\...\.....\Model.dll