On window 7 ultimate 64 bit while installing sap b1 error is 1158

Hi,

While installing SAP B1 8.82 on my client who is having window 7 ultimate 64 bit, Specially while installing server tools.

Please give me solution its urgent.

Specification:

- Windows 7 Ultimate 64bit

- SQL Server 2008 R2 Standard Edition

-install the SQL Server Native Client and started

-COA Notify Low, Firewall off both inbound out bound as well.

Regards,

Sumeet Vaity