How can i access the web service using the sql server name instance like sqlservername\sql2005

I install Navision 2009.its run fine with web service. but when i change the CustomerSettings.config file

With name instance of Database Server like SqlServername\SQL2005

add key=“DatabaseServer” value=“SqlServerNam\SQL2005” in CustomerSetting.Config file.

and restart the web servcies.

When i try to connect the web service from other computer on same domain then it shows an error like

The Microsoft Dynamics NAV Server cannot connect the Change Listener to SQL Server due to the following error:

Login failed for user 'NT AUTHORITY\NETWORK SERVICE

I already addd the SPN to Access the Web service.

But i access the web service when customersetting.config file are

add key=“DatabaseServer” value=“SqlServerName”

its works fine

How can i access the web service using the sql server name instance like “sqlservername\sql2005”

thanks.

Set up the Permsision of SQL Server name instance

I fix this thanks