Trying to download free MS ACCTG Express program but error message says old sql DATA is the problem. Here is the error msg: "Setup failed to install the REQUIRED component Microsoft SQL Server 2005 Express ( MSSMLBIZ). Microsoft Office Accounting 2009 cannot continue. See C:\Program Files\Microsoft SQL Server\90\Setup Bootstrap\LOG\Summary txt. for more detail."

Here is the txt detail (I have no clue what is means):
Product : Microsoft SQL Server Native Client
Product Version : 9.00.4035.00
Install : Successful
Log File : c:\Program Files\Microsoft SQL Server\90\Setup Bootstrap\LOG\Files\SQLSetup0007_DALE-PC_SQLNCLI_1.log
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MACHINE : DALE-PC
Product : Microsoft SQL Server VSS Writer
Product Version : 9.00.3042.00
Install : Successful
Log File : c:\Program Files\Microsoft SQL Server\90\Setup Bootstrap\LOG\Files\SQLSetup0007_DALE-PC_SqlWriter_1.log
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Machine : DALE-PC
Product : SQL Server DATABASE Services
Error : SQL Server Setup cannot write system databases to c:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Template Data\, because it contains files from a previous installation. To continue, move the databases from the specified folder, or specify a different installation folder. Then run SQL Server Setup again.