无法解包TM2003Beta1.3版的DB文件，出错信息如下：
错误信息
-----------------------------------------------------
System.OverflowException: Arithmetic operation resulted in an overflow.
at UniversalPackageBuilder.Lib.RDS.Helper.ReadString(FileStream fs, Int32 length)
at UniversalPackageBuilder.Lib.RDS.RdsHeader.Read(FileStream fs)
at UniversalPackageBuilder.Lib.RDS.RdsHandler.VerifyFile(String path)
at UniversalPackageBuilder.MainForm.DetectPackType(String filepath)
at UniversalPackageBuilder.MainForm.<InitEvents>b__5(Object s, EventArgs e)
at System.Windows.Forms.Control.OnTextChanged(EventArgs e)
at System.Windows.Forms.TextBoxBase.OnTextChanged(EventArgs e)
at System.Windows.Forms.Control.set_Text(String value)
at System.Windows.Forms.TextBoxBase.set_Text(String value)
at System.Windows.Forms.TextBox.set_Text(String value)
at UniversalPackageBuilder.MainForm.<InitEvents>b__8(Object s, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
环境信息
-----------------------------------------------------
操作系统版本：Microsoft Windows NT 5.1.2600 Service Pack 2
程序运行目录：D:\通用文件打包解包工具
模块信息
-----------------------------------------------------
[001]. mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 , C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\mscorlib.dll
[002]. 通用文件打包解包操作, Version=2.3.0.4, Culture=neutral, PublicKeyToken=null , D:\通用文件打包解包工具\通用文件打包解包操作.exe
[003]. System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 , C:\WINDOWS\assembly\GAC_MSIL\System.Windows.Forms\2.0.0.0__b77a5c561934e089\System.Windows.Forms.dll
[004]. System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 , C:\WINDOWS\assembly\GAC_MSIL\System\2.0.0.0__b77a5c561934e089\System.dll
[005]. System.Drawing, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a , C:\WINDOWS\assembly\GAC_MSIL\System.Drawing\2.0.0.0__b03f5f7f11d50a3a\System.Drawing.dll
[006]. FSLib.Windows, Version=1.5.0.0, Culture=neutral, PublicKeyToken=8bf54bd6729f490c , D:\通用文件打包解包工具\FSLib.Windows.dll
[007]. System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 , D:\通用文件打包解包工具\System.Core.dll
[008]. PackageProcessor.Unispim, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null , D:\通用文件打包解包工具\Lib\PackageProcessor.Unispim.dll
