****I have SQL Server Management Studio 15 installed on my machine, I created a dtsx package. This package works perfectly in UI mode. but when i run it from command line i get the following error message:**** Started: 10:21:49 Error: 2021-03-24 10:21:49.54 Code: 0xC0040019 Source: Tâche de flux de données 1 Tâche de flux de données 1 (SSIS.Pipeline) Description: Data Flow objects cannot be loaded. Check if Microsoft.SqlServer.PipelineXml.dll is properly registered. End Error Error: 2021-03-24 10:21:49.54 Code: 0xC0010018 Source: Tâche de flux de données 1 Description: Failed to load task "Tâche de flux de données 1", type "SSIS.Pipeline.7". The contact information for this task is "Performs high-performance data extraction, transformation and loading;Microsoft Corporation; Microsoft SQL Server; (C) Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1". End Error Error: 2021-03-24 10:21:49.56 Code: 0xC001F02A Source: DD9482 - ExtractionUniteStructurelle_TEST Description: Cannot create a task from XML for task "Tâche SQL de préparation 1", type "Microsoft.ExecuteSQLTask" due to error 0x80070057 "Paramètre incorrect.". End Error Error: 2021-03-24 10:21:49.56 Code: 0xC0010018 Source: Tâche SQL de préparation 1 Description: Failed to load task "Tâche SQL de préparation 1", type "". The contact information for this task is "Execute SQL Task; Microsoft Corporation; SQL Server 2016; © 2015 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1". End Error Error: 2021-03-24 10:21:49.56 Code: 0xC001F02A Source: DD9482 - ExtractionUniteStructurelle_TEST Description: Cannot create a task from XML for task "Tâche SQL de suppression de table(s) 1", type "Microsoft.ExecuteSQLTask" due to error 0x80070057 "Paramètre incorrect.". End Error Error: 2021-03-24 10:21:49.56 Code: 0xC0010018 Source: Tâche SQL de suppression de table(s) 1 Description: Failed to load task "Tâche SQL de suppression de table(s) 1", type "". The contact information for this task is "Execute SQL Task; Microsoft Corporation; SQL Server 2016; © 2015 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1". End Error Error: 2021-03-24 10:21:50.49 Code: 0xC0010026 Source: Tâche SQL de préparation 1 Description: The task has failed to load. The contact information for this task is "Execute SQL Task; Microsoft Corporation; SQL Server 2016; © 2015 Microsoft Corporation; All Rights Reserved;http://www.microsoft.com/sql/support/default.asp;1". End Error Error: 2021-03-24 10:21:50.49 Code: 0xC0024107 Source: Tâche SQL de préparation 1 Description: There were errors during task validation. End Error Error: 2021-03-24 10:21:50.49 Code: 0xC0010025 Source: DD9482 - ExtractionUniteStructurelle_TEST Description: The package cannot execute because it contains tasks that failed to load. End Error DTExec: The package execution returned DTSER_FAILURE (1). Started: 10:21:49 Finished: 10:21:50 Elapsed: 1.297 seconds