After uninstalled DPM2007,to uninstall MSSQLSERVER2005 got a error:
The setup has encountered an unexpected error while Setting Internal Properties.
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Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: 322756 (http://support.microsoft.com/kb/322756/ ) How to back up and restore the registry in Windows
For a stand-alone installation of SQL Server 2005
- Remove the following registry subkeys that store SID settings:
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\MSSQL.X\Setup\SQLGroup
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\MSSQL.X\Setup\AGTGroup
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\MSSQL.X\Setup\FTSGroup
- HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\MSSQL.X\Setup\ASGroup
Note In these registry subkeys, MSSQL.X is a placeholder for the corresponding value on a specific system. You can determine MSSQL.X on a specific system by examining the value of the MSSQLSERVER registry entry under the following registry subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Microsoft SQL Server\Instance Names\SQL\
- Reinstall the SQL Server 2005 service pack or the SQL Server 2005 hotfix package.
For a clustered instance of SQL Server 2005
- Follow step 1 in the procedure for a stand-alone installation of SQL Server 2005.
- Reinstall the clustered instance of SQL Server 2005.
- Reinstall the SQL Server 2005 service pack or the SQL Server 2005 hotfix package.
http://support.microsoft.com/default.aspx?scid=KB;EN-US;925976