my connection is this: [DB] DBMS = "SNC SQL Native Client(OLE DB)" LogPass = xnw965<pnw ServerName = "172.168.201.11" LogId = "neocomerc" [DBrentas] DBMS = SNC SQL Native Client(OLE DB) LogPass = xnw965<pnw ServerName = 172.168.201.11 LogId = neocomerc [DBteso] DBMS = SNC SQL Native Client(OLE DB) LogPass = lis6=9ddd ServerName = 172.168.200.11 LogId = tesoropal [DBtramite] DBMS = SNC SQL Native Client(OLE DB) LogPass = lis6=9ddd ServerName = 172.168.200.11 LogId = sistdoc [otravez] I installed sql native client When running the application shows me this message: SQLSTATE = 08001 Microsoft SQL Native Client SQL Network Interfaces: