Sql 2008 Express Hatalarım

Arkadaşlar Merhaba 

Windows Server 20033 R2 Üzerine Kurulu Sql Server 2008 R2 Express Kurdum. Sql in Log Dosyasında aşağıdaki hataları almaktayım.

1 - The SQL Server Network Interface library could not register the Service Principal Name (SPN) for the SQL Server service. Error: 0x54b, state: 3. Failure to register an SPN may cause integrated authentication to fall back to NTLM instead of Kerberos. This is an informational message. Further action is only required if Kerberos authentication is required by authentication policies.

2 - 2013-10-23 18:24:18.71 Logon       Error: 18456, Severity: 14, State: 38.

    2013-10-23 18:24:18.71 Logon       Login failed for user 'sa'. Reason: Failed to open the explicitly specified database. [CLIENT: 192.168.1.2]

3 - 2013-10-23 18:22:01.13 spid13s     Service Broker manager has shut down.

     2013-10-23 18:22:01.13 spid13s     Error: 17054, Severity: 16, State: 1.

     2013-10-23 18:22:01.13 spid13s     The current event was not reported to the Windows Events log. Operating system error = (null). You may      

                                                        need to clear the Windows Events log if it is full.

4 - 2013-10-23 13:21:38.07 Logon       Error: 18456, Severity: 14, State: 8.

     2013-10-23 13:21:38.07 Logon       Login failed for user 'sa'. Reason: Password did not match that for the login provided. [CLIENT: 192.168.1.2]