我们有一个问题，发生在2016年Win 2016（使用亚马逊EC2）的5个安装SQL 2016中的大约1个。 安装失败，似乎是SQL Server在进行安装时进入单用户模式。 我有完整的日志，但已附加它发生的引导日志的一部分。
在它发生之前似乎获得大约3/4的通过。 有任何想法吗！？
(01) 2017-09-20 09:21:06 Slp: Connection string: Data Source=\\.\pipe\SQLLocal\MSSQLSERVER;Initial Catalog=master;Integrated Security=True;Pooling=False;Connect Timeout=300;Network Library=dbnmpntw;Application Name=SqlSetup (01) 2017-09-20 09:21:06 Slp: Sco: Connection error code from SqlException is : 18461 (01) 2017-09-20 09:21:06 ACE: ERROR: Unable to connect to SQL Server Engine. Exception: 'Microsoft.SqlServer.Configuration.Sco.ScoException: Login failed for user 'CORP\EC2AMAZ-536HENV$'. Reason: Server is in single user mode. Only one administrator can connect at this time. ---> System.Data.SqlClient.SqlException: Login failed for user 'CORP\EC2AMAZ-536HENV$'. Reason: Server is in single user mode. Only one administrator can connect at this time. at System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, SqlCredential credential, Object providerInfo, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionString userConnectionOptions, SessionData reconnectSessionData, DbConnectionPool pool, String accessToken, Boolean applyTransientFaultHandling) at System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions) at System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup, DbConnectionOptions userOptions) at System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) at System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.Open() at Microsoft.SqlServer.Configuration.Sco.SqlScriptExecution.GetConnection() at Microsoft.SqlServer.Configuration.Sco.SqlScriptExecution.Connect() --- End of inner exception stack trace --- at Microsoft.SqlServer.Configuration.Sco.SqlScriptExecution.Connect() at Microsoft.SqlServer.Configuration.Agent.SqlScriptExecutionWrapper.PrepareScriptConnection()' (01) 2017-09-20 09:21:06 Slp: Configuration action failed for feature SQL_Engine_Core_Inst during timing ConfigRC and scenario ConfigRC. (01) 2017-09-20 09:21:06 Slp: Login failed for user 'CORP\EC2AMAZ-536HENV$'. Reason: Server is in single user mode. Only one administrator can connect at this time.