go to 'All Programs'' --> 'Microsoft SQL Server' --> 'Configuration Tools' --> 'SQL Server Configuration Manager'
SQL Server Config Mngr window will open.In the right hand site of the window you will see different data bases. Right Click on the SQL Server 'Primavera' and click 'start'.
Then try again to log in in Primavera
go to 'All Programs'' -->
go to 'All Programs'' --> 'Microsoft SQL Server' --> 'Configuration Tools' --> 'SQL Server Configuration Manager'
SQL Server Config Mngr window will open.In the right hand site of the window you will see different data bases. Right Click on the SQL Server 'Primavera' and click 'start'.
Then try again to log in in Primavera