The setting ‘SQLSVCINSTANTFILEINIT’ specified is not recognized. OR Result Facility code:1204

In installing the SQL express 2008 with silent installation you have to remove the “/SQLSVCINSTANTFILEINIT="True” word from the script. because this will support only for SQL express Service Pack 2 and R2 version so.

SQLEXPR_x64_ENU.EXE /QS /ACTION=Install /FEATURES=SQL /INSTANCENAME=SQLEXPRESS2008 /SQLSVCACCOUNT="nirav" /SQLSVCPASSWORD="123456" /SQLSYSADMINACCOUNTS="nirav" /AGTSVCACCOUNT="NT AUTHORITYNetwork Service" /SECURITYMODE="SQL" /SAPWD="123456"