Hi @nononame2021 ,
Note that you have post several issues on Q&A, if the resolution is helpful, please Mark it as Answer so other user with similar problem could see this easier.
This behavior could also encourage our experts to offer more help.
To remove duplicates Rows, you may use Sort Transformation.
Here is a detailed tutorial you may take a reference.
removing-duplicates-rows-with-ssis-sort-transformation
Regards,
Zoe
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