Hi; I have set up a windows domain trying to run Postgres client using SSPI. I've reached a point that I can use psql to login from my client machine without specifying username and password. But everytime I ran my .NET client program, I got following error messages. Any help is much appreciated! Ying Message:FATAL: XX000: could not accept SSPI security context BaseMessage:could not accept SSPI security context Detail:The token supplied to the function is invalid (80090308) Source:Npgsql TargetSite:Boolean MoveNext() My code is very simple: NpgsqlEventLog.Level = LogLevel.Debug; NpgsqlEventLog.LogName = "NpgsqlEventLog.txt"; NpgsqlConnectionStringBuilder pgsqlCSB = new NpgsqlConnectionStringBuilder(); pgsqlCSB.Database = "test"; pgsqlCSB.IntegratedSecurity = true; pgsqlCSB.Host = "VM-WIN2008"; pgsqlCSB.Port = 5432; NpgsqlConnection pgsqlConn = new NpgsqlConnection(pgsqlCSB.ConnectionString); pgsqlConn.Open(); DataTable dt = pgsqlConn.GetSchema(); More log message from NpgsqlEventLog.txt: 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlClosedState.Open() 3/20/2013 10:31:38 AM 1316 Debug Attempt to connect to '192.168.73.141'. 3/20/2013 10:31:38 AM 1316 Normal Connected to: VM-WIN2008:5432. 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlStartupPacket.NpgsqlStartupPacket() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlStartupPacket.WriteToStream() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlStartupPacket.WriteToStream_Ver_3() 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: user. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: ylu. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: database. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: test. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: DateStyle. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteString() 3/20/2013 10:31:38 AM 1316 Debug String written: ISO. 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlState.ProcessBackendResponses() 3/20/2013 10:31:38 AM 1316 Debug AuthenticationRequest message received from server. 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlStartupState.Authenticate() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlPasswordPacket.NpgsqlPasswordPacket() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlPasswordPacket.WriteToStream() 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteBytes() 3/20/2013 10:31:38 AM 1316 Debug Unable to find resource string Log_BytesWritten for class PGUtil 3/20/2013 10:31:38 AM 1316 Debug AuthenticationRequest message received from server. 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlStartupState.Authenticate() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlPasswordPacket.NpgsqlPasswordPacket() 3/20/2013 10:31:38 AM 1316 Debug Entering NpgsqlPasswordPacket.WriteToStream() 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.WriteBytes() 3/20/2013 10:31:38 AM 1316 Debug Unable to find resource string Log_BytesWritten for class PGUtil 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: FATAL. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: XX000. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: could not accept SSPI security context. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: The token supplied to the function is invalid (80090308). 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: src\backend\libpq\auth.c. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: 1220. 3/20/2013 10:31:38 AM 1316 Debug Entering PGUtil.ReadString() 3/20/2013 10:31:38 AM 1316 Debug Get NpgsqlEventLog.LogLevel 3/20/2013 10:31:38 AM 1316 Debug String read: pg_SSPI_error. 3/20/2013 10:31:38 AM 1316 Debug ErrorResponse message from Server: could not accept SSPI security context. 3/20/2013 10:31:38 AM 1316 Normal An NpgsqlException occured: FATAL: XX000: could not accept SSPI security context. -- View this message in context: http://postgresql.1045698.n5.nabble.com/Npgsql-Integrated-Authentication-Problem-tp5748984.html Sent from the PostgreSQL - general mailing list archive at Nabble.com. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
