>When I try to start the SQL server service it fails to start. To check why it was not started i checked the eventlog Viwer. It Says:
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>FCB::Open failed: Could not open file c:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\DATA\mastlog.ldf for file number 2. OS error: 5(Access is denied.).
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>FCB::Open: Operating system error 5(Access is denied.) occurred while creating or opening file 'c:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\DATA\mastlog.ldf'. Diagnose and correct the operating system error, and retry the operation.
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>I think It stared when i converted my C: from FAT32 to NTFS could it be a reason?
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>Version: SQL Server 2005 Express
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>Any kind of the help would be appreciated.
>Thank you.

Did you try to open this file manually (if it was created)?