Using following function to Sql Express using Nsis But getting error while running this function named InstallSQL the function is shown below
Function InstallSQL
File /oname=$TEMP\SQLEXPR32.exe Prerequisites\SQLEXPR32.exe
ExecWait '$TEMP\SQLEXPR32.exe /Q /ACTION=Install /IACCEPTSQLSERVERLICENSETERMS /ROLE=AllFeatures_WithDefaults /SQLSVCACCOUNT="NT AUTHORITY\Network Service" /INSTANCENAME=STELLSQL /SecurityMode=SQL /SAPWD="neptune" /IndicateProgress'
FunctionEnd
below is the image of error