询问者
求助:WSS2.0升级到WSS3.0(失败)遇到的问题!

问题
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在SBS2003上自带了WSS2.0,打算升级到WSS3.0拜读了海洋工作室中的WSS2.0升级心得(地址如下http://blog.joycode.com/ocean/archive/2007/01/07/90983.aspx),并按此方法尝试升级,升级有两种方式,逐步升级和自动升级,自动升级不用说了试了几次都失败了,选择逐步升级方法,但是在但是在运行prescan.exe 后的报告里总是有个错误:
日志如下:
11/13/2008 14:56:06 Error: Cannot get SPSite from URL:\all
11/13/2008 14:56:06 System.UriFormatException: 无效的 URI: 无法确定 URI 的格式。
at System.Uri.Parse()
at System.Uri..ctor(String uriString, Boolean dontEscape)
at System.Uri..ctor(String uriString)
at Microsoft.SharePoint.SPSite.a(String A_0, SPVirtualServer A_1, a A_2, Int32 A_3)
at Microsoft.SharePoint.SPSite..ctor(String strUrl)
at Microsoft.SharePoint.PreupgradeReport.Scan.GetSPSite(String url)
11/13/2008 14:56:06 Error: Cannot get SPSite from URL:\all
11/13/2008 14:56:06 System.UriFormatException: 无效的 URI: 无法确定 URI 的格式。
at System.Uri.Parse()
at System.Uri..ctor(String uriString, Boolean dontEscape)
at System.Uri..ctor(String uriString)
at Microsoft.SharePoint.SPSite.a(String A_0, SPVirtualServer A_1, a A_2, Int32 A_3)
at Microsoft.SharePoint.SPSite..ctor(String strUrl)
at Microsoft.SharePoint.PreupgradeReport.Scan.GetSPSite(String url)
11/13/2008 14:56:06 Scan finished with failure.11/13/2008 14:56:06 ===============================Logs===============================
11/13/2008 14:56:06 Log file: C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\1\PreupgradeReport_633621849668321061_Log.txt
11/13/2008 14:56:06 Summary file: C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\1\PreupgradeReport_633621849668321061_Summary.xml
11/13/2008 14:56:06 ==============================Totals==============================
11/13/2008 14:56:06 Number of sites skipped (already scanned): 0
11/13/2008 14:56:06 Number of sites scanned: 0
11/13/2008 14:56:06 Number of broken sites: 0
11/13/2008 14:56:06 Number of webs scanned: 0
11/13/2008 14:56:06 Number of broken webs: 0
11/13/2008 14:56:06 Number of webs using custom template: 0
11/13/2008 14:56:06 Number of pages scanned: 0
11/13/2008 14:56:06 Number of unghosted pages: 0请问“无效的 URI: 无法确定 URI 的格式。” 这个错误如何解决呢?
在不排除错误的情况下配置WSS3.0向导后升级就失败了,已经试验N次,请高手指点一下,谢谢!