BI Server 8.41 not connect to MS SQL Server 2008 r4

[njohri]

When I test inside the configuration works fine.

When I start BI Sever : giving this error ? Any idea

from cogserver.log
Warning      CM-CFG-5063 A Content Manager configuration error was detected while connecting to the content store.  CM-SYS-5003 Content Manager is unable to access the content store. Verify your database connection parameters, and then contact your database administrator for assistance.  Failed Logon:com.jnetdirect.jsql.JSQLException: DBComms.receive exception:[java.net.SocketException: Software caused connection abort: recv failed], Context:[(3) [Thread[Thread-21,5,main], IO:f5c7f, Dbc:e615e]], PktNum:0, TotalReceived:0, PktSize:4096 url:j