我的cad2006卸了后，装不上了，即使重装了系统也没用？！

771123

各位大侠，我的cad2006卸了后，装不上了，即使重装了系统也没用？！下面是报错文件的内容，有没有哪位知道为什么？请指教。

[12/28/2005 11:40:25] === Installation started on PC-206 by wangzd ===
[12/28/2005 11:40:26] [Info] Windows Installer upgrade is not required
[12/28/2005 11:40:26]   System Version = 3.0.3790.2538
[12/28/2005 11:40:26] Installation skipped: MSI Runtime 3.0
[12/28/2005 11:40:26] [Info] .NET Framework Runtime upgrade is not required
[12/28/2005 11:40:26]   System Version = 1.1.4322.2032
[12/28/2005 11:40:26] Installation skipped: .NET Framework Runtime 1.1
[12/28/2005 11:40:26] Installation started: .NET Framework Runtime 1.1 Language Pack
[12/28/2005 11:40:26]   Command = "E:\5. software\AutoCAD 2006 简体中文版\Bin\AcadFEUI\support\dotnetfx\chs\langpack.exe" /q:a /c:"inst /qb"
[12/28/2005 11:40:28] Installation succeeded: .NET Framework Runtime 1.1 Language Pack
[12/28/2005 11:40:28] [Info] .NET Framework Runtime upgrade is not required
[12/28/2005 11:40:28]   System Version = 1.1.4322.2032
[12/28/2005 11:40:28] Installation skipped: .NET Framework Runtime 1.1 SP1
[12/28/2005 11:40:28] [Info] MDAC upgrade is not required
[12/28/2005 11:40:28]   System Version = 2.71.9031.4
[12/28/2005 11:40:28] Installation skipped: MDAC 2.7
[12/28/2005 11:40:28] Installation started: Autodesk DWF Viewer
[12/28/2005 11:40:28]   Command = "E:\5. software\AutoCAD 2006 简体中文版\Bin\AcadFEUI\support\aev\DWFViewerSetup.exe" /u2 /q2
[12/28/2005 11:40:29] [Error: 11] 试图加载格式错误的程序。
[12/28/2005 11:40:29] Installation failed: Autodesk DWF Viewer
[12/28/2005 11:40:29] [Info] Failure is ignored
[12/28/2005 11:40:29] Installation started: Flash
[12/28/2005 11:40:29]   Command = "E:\5. software\AutoCAD 2006 简体中文版\Bin\AcadFEUI\support\flash\Silent Install Flash Player 7 AX.exe" /q
[12/28/2005 11:40:30] [Error: 1] 功能错误。
[12/28/2005 11:40:30] Installation failed: Flash
[12/28/2005 11:40:30] [Info] Failure is ignored
[12/28/2005 11:40:30] Installation started: AutoCAD 2006
[12/28/2005 11:40:30]   Command = msiexec /i "E:\5. software\AutoCAD 2006 简体中文版\Bin\AcadFEUI\acad.msi" /L*v C:\DOCUME~1\wangzd\LOCALS~1\Temp\AcadInstall.log
[12/28/2005 11:43:11] [Error: 1603] 安装时发生严重错误
[12/28/2005 11:43:11] Installation failed: AutoCAD 2006
[12/28/2005 11:43:11] Installation aborted
[12/28/2005 11:43:12] === Installation ended ===