Sitecore log recently reported an error during aggregation. While going through the log file, found an exception below:
Exception: System.Data.SqlClient.SqlException Message: T-SQL ERROR 242, SEVERITY 16, STATE 3, PROCEDURE (null), LINE 474, MESSAGE: The conversion of a datetime data type to a smalldatetime data type resulted in an out-of-range value. Source: .Net SqlClient Data Provider at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action
1 wrapCloseInAction) at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) at System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString) at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource
1 completion, Int32 timeout, Task& task, Boolean asyncWrite) at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite) at System.Data.SqlClient.SqlCommand.ExecuteNonQuery() at Sitecore.Data.DataProviders.Sql.DataProviderTransaction.Dispose() at Sitecore.Analytics.Aggregation.SqlReportingStorageProvider.<>c__DisplayClass5.b__2() at Sitecore.Data.DataProviders.NullRetryer.ExecuteNoResult(Action action, Action recover) at Sitecore.Analytics.Aggregation.SqlReportingStorageProvider.Store(Guid id, AggregationDataSet data) at Sitecore.ExperienceAnalytics.Client.Platform.SwitchingReportingStorageProvider.Store(Guid id, AggregationDataSet data)
Please suggest, what should be the possible reason for this kind of error?