Vista can log in to QQ but IE can't open the solution

        First, re-register the following DLL files. Start-Run-Enter the following command regsvr32 Shdocvw.dll regsvr32 Shell32.dll regsvr32 Oleaut32.dll regsvr32 Actxprxy.dll regsvr32 Mshtml.dll regsvr32 Urlmon.dll The second command can be used without first, after restarting these commands, restart Vista. If it is found to be invalid, re-enter it again, this time entering the second command. Second, DCOM property setting error 1. Click “Start”. 2. Enter “Dcomcnfg”. 3. The pop-up prompt box selects “ is ”. 4. Click the “Default Security Mechanism” tab. 5. In the "Default Access Permissions" column, “ Edit Defaults ”. 6. Look at the "Name" column below if there are no "SYSTEM" and “Interactive” items, if not, then add. 7. Click OK and click OK. Third, the problem generated by the COMCTL32.DLL file. This file may be replaced when upgrading IE or Windows. Maybe the new version of COMCTL32.DLL file has a bug. Find a windows installation CD, search for it, find a file named COMCTL32.DL_, copy it out, extract this file as a COMCTL32.DLL file with winrar, and overwrite the existing file. Fourth, using method one to re-register regsvr32 Oleaut32.dll error or re-registration is also invalid. Extract the Oleaut32.dll file in the Windows CD, in the MDAC_IE5.CAB file package, also use winrar to extract and overwrite the existing. 5. Downloading this tool may help fix the problem. http://download.microsoft.com/download/msninvestor/Patch/1.0/WIN98/EN-US/mcrepair.exe Visit http://forums.microsoft.com/China/ShowPost.aspx?PostID=3744741&SiteID=15 (explained in detail)