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at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
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 SourceCode.Data.ReliableDbConnection.<Open>b__42_1()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.ReliableDbConnection.Open()
at SourceCode.Data.ReliableDbConnection.<>c__DisplayClass46_0.<ExecuteDelegate>b__1()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.ReliableDbConnection.ExecuteDelegate(Func`2 action)
at SourceCode.Data.ReliableDbConnection.ExecuteCommand[T](ReliableDbCommand command, CommandBehavior behavior)
at SourceCode.Data.Dac.ExecuteReader(CommandBehavior commandBehavior, CommandType commandType, String commandText, IEnumerable`1 parameters)
at SourceCode.Hosting.Server.Runtime.K2SqlDataService.GetSecurityLabelItem(String ItemName, String SecurityLabelName)
at SourceCode.Hosting.Server.Runtime.HostSecurityManager.CheckDomain(String userDomain, String& label)
at SourceCode.Hosting.Server.Runtime.HostSecurityManager.AuthenticateNativeSession(String sessionCookie, Byte[] inBuffer, Byte[]& outBufferPtr, String connectionString, String authReqSource)
A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified), <br/>.Net SqlClient Data Provider, at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
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 SourceCode.Data.ReliableDbConnection.<Open>b__42_1()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.ReliableDbConnection.Open()
at SourceCode.Data.ReliableDbConnection.<>c__DisplayClass46_0.<ExecuteDelegate>b__1()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.<>c__DisplayClass0_0.<ExecuteAction>b__0()
at SourceCode.Data.Logging.IDataLoggingProviderExtensions.ExecuteAction[TResult](IDataLoggingProvider provider, RetryPolicy retryPolicy, Func`1 func)
at SourceCode.Data.ReliableDbConnection.ExecuteDelegate(Func`2 action)
at SourceCode.Data.ReliableDbConnection.ExecuteCommand[T](ReliableDbCommand command, CommandBehavior behavior)
at SourceCode.Data.Dac.ExecuteReader(CommandBehavior commandBehavior, CommandType commandType, String commandText, IEnumerable`1 parameters)
at SourceCode.Hosting.Server.Runtime.K2SqlDataService.GetSecurityLabelItem(String ItemName, String SecurityLabelName)
at SourceCode.Hosting.Server.Runtime.HostSecurityManager.CheckDomain(String userDomain, String& label)
at SourceCode.Hosting.Server.Runtime.HostSecurityManager.AuthenticateNativeSession(String sessionCookie, Byte[] inBuffer, Byte[]& outBufferPtr, String connectionString, String authReqSource)