It looks like the log file did not attach. Here is the content:
Unhandled exception:
Exception type: System.ServiceModel.FaultException`1[Microsoft.Xrm.Sdk.OrganizationServiceFault]
Message: Sql error: Generic SQL error. CRM ErrorCode: -2147204784 Sql ErrorCode: -2146232060 Sql Number: 1712Detail:
<OrganizationServiceFault xmlns:i="www.w3.org/.../XMLSchema-instance" xmlns="schemas.microsoft.com/.../Contracts">
<ActivityId>45dbeeb2-0338-46c4-a2a4-1c94d154f875</ActivityId>
<ErrorCode>-2147204784</ErrorCode>
<ErrorDetails xmlns:d2p1="schemas.datacontract.org/.../System.Collections.Generic" />
<HelpLink>go.microsoft.com/.../
<Message> Sql error: Generic SQL error. CRM ErrorCode: -2147204784 Sql ErrorCode: -2146232060 Sql Number: 1712</Message>
<Timestamp>2021-06-29T16:39:06.9389957Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true" />
<InnerFault>
<ActivityId>45dbeeb2-0338-46c4-a2a4-1c94d154f875</ActivityId>
<ErrorCode>-2147220970</ErrorCode>
<ErrorDetails xmlns:d3p1="schemas.datacontract.org/.../System.Collections.Generic" />
<HelpLink i:nil="true" />
<Message>Exception output:: System.Data.SqlClient.SqlException (0x80131904): Online index operations can only be performed in Enterprise edition of SQL Server.
Online index operations can only be performed in Enterprise edition of SQL Server.
Online index operations can only be performed in Enterprise edition of SQL Server.
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.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry)
at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
at Microsoft.Crm.CrmDbConnection.LockConnectionAndExecuteMethod[TResult](IDbConnection connection, Func`1 executeMethod)
at Microsoft.Crm.CrmDbConnection.InternalExecuteWithRetry[TResult](Func`1 ExecuteMethod, IDbCommand command, ICrmTransaction crmTransaction)
at Microsoft.Crm.CrmDbConnection.<>c__DisplayClass159_0.<InternalExecuteNonQuery>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute[TResult](ILogger logger, EventId eventId, ActivityType activityType, Func`1 func, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute[TResult](ILogger logger, XrmTelemetryActivityType activityType, Func`1 func)
at Microsoft.Crm.Asynchronous.DataAccessSharedBase.ExecuteNonQuery(IDbCommand command, String& databaseName)
at Microsoft.Crm.Asynchronous.DataAccessSharedBase.ExecuteSqlCommand(IDbCommand command, Nullable`1 expectedAffectedRecords)
at Microsoft.Crm.Asynchronous.ImportDataAccess.<>c__DisplayClass24_0.<ExecuteSqlCommandWithNoExpectedRecords>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute(ILogger logger, EventId eventId, ActivityType activityType, Action action, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute(ILogger logger, XrmTelemetryActivityType activityType, Action action)
at Microsoft.Crm.Asynchronous.ImportDataAccess.<>c__DisplayClass28_0.<CreateIndexOnParsedTable>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute(ILogger logger, EventId eventId, ActivityType activityType, Action action, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute(ILogger logger, XrmTelemetryActivityType activityType, Action action)
at Microsoft.Crm.Asynchronous.ImportOperationParse.<>c__DisplayClass16_0.<ParseFile>b__0()
at Microsoft.Crm.Asynchronous.ImportOperation.<>c__DisplayClass26_0`2.<Execute>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute[TResult](ILogger logger, EventId eventId, ActivityType activityType, Func`1 func, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute[TResult](ILogger logger, XrmTelemetryActivityType activityType, Func`1 func)
at Microsoft.Crm.Asynchronous.ImportOperationParse.ParseFile(KeyValuePair`2 kvp_importfile, Guid organizationId, Guid importId)
at Microsoft.Crm.Asynchronous.ImportOperationParse.<>c__DisplayClass15_0.<ExecuteImportOperation>b__0()
at Microsoft.Crm.Asynchronous.ImportOperation.<>c__DisplayClass26_0`2.<Execute>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute[TResult](ILogger logger, EventId eventId, ActivityType activityType, Func`1 func, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute[TResult](ILogger logger, XrmTelemetryActivityType activityType, Func`1 func)
at Microsoft.Crm.Asynchronous.ImportOperationParse.ExecuteImportOperation(Guid organizationId, Guid importId, Int32 operationType)
at Microsoft.Crm.Asynchronous.ImportSampleData.DoImport(Guid organizationId, Guid importId)
at Microsoft.Crm.Asynchronous.ImportSampleData.<>c__DisplayClass8_0.<ExecuteImportOperation>b__0()
at Microsoft.Crm.Asynchronous.ImportOperation.<>c__DisplayClass26_0`2.<Execute>b__0()
at Microsoft.PowerApps.CoreFramework.ActivityLoggerExtensions.Execute[TResult](ILogger logger, EventId eventId, ActivityType activityType, Func`1 func, IEnumerable`1 additionalCustomProperties)
at Microsoft.Xrm.Telemetry.XrmTelemetryExtensions.Execute[TResult](ILogger logger, XrmTelemetryActivityType activityType, Func`1 func)
at Microsoft.Crm.Asynchronous.ImportSampleData.ExecuteImportOperation(Guid organizationId, Guid importId, Int32 operationType)
at Microsoft.Crm.Asynchronous.ImportOperation.<>c__DisplayClass31_0.<InternalExecute>b__0()
ClientConnectionId:6c81c54c-3f74-4bf4-9693-746243703179
Error Number:1712,State:1,Class:16
Error(s) details:
Class: 0x10
LineNumber: 1
Message: Online index operations can only be performed in Enterprise edition of SQL Server.
Number: 1712
Procedure:
Server: XXXXXXX (server name removed)
Source: .Net SqlClient Data Provider
State: 1
ToString(): System.Data.SqlClient.SqlError: Online index operations can only be performed in Enterprise edition of SQL Server.
--
Class: 0x10
LineNumber: 2
Message: Online index operations can only be performed in Enterprise edition of SQL Server.
Number: 1712
Procedure:
Server: XXXXXXX (server name removed)
Source: .Net SqlClient Data Provider
State: 1
ToString(): System.Data.SqlClient.SqlError: Online index operations can only be performed in Enterprise edition of SQL Server.
--
Class: 0x10
LineNumber: 3
Message: Online index operations can only be performed in Enterprise edition of SQL Server.
Number: 1712
Procedure:
Server: XXXXXXX (server name removed)
Source: .Net SqlClient Data Provider
State: 1
ToString(): System.Data.SqlClient.SqlError: Online index operations can only be performed in Enterprise edition of SQL Server.
--
: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #C6BCD246</Message>
<Timestamp>2021-06-29T16:39:06.9389957Z</Timestamp>
<ExceptionRetriable>false</ExceptionRetriable>
<ExceptionSource i:nil="true" />
<InnerFault i:nil="true" />
<OriginalException i:nil="true" />
<TraceText i:nil="true" />
</InnerFault>
<OriginalException i:nil="true" />
<TraceText i:nil="true" />
</OrganizationServiceFault>