Netweaver 7.3 installation: error during "Install Java Engine"

Hi,

I´m triying to install the Application Server Java for Netwaver 7.3 (new installation on a Windows Server 2012). Everything procede well until the "Install Java Engine" where I receive the following error:

The problem is similar to this SAP NetWeaver 7.3 AS Java install error in Install Java Engine phase, but in my case:

1) the error code is 8

2) the database is MSSQL 2008 R2 (included in the installation packages) and not Oracle