When I tried to import CSV file , 'User' attribute is failed to import.
Below is importing log
-------------------
2021-06-29 06:56:39,717 INFO - Importing: Users
2021-06-29 06:56:39,717 INFO - ------------------------------
2021-06-29 06:56:39,717 INFO - Only new items will be imported
2021-06-29 06:56:39,757 ERROR - Cannot create user euiyeulkim: User euiyeulkim has an invalid e-mail address [ekim@]
2021-06-29 06:56:39,765 ERROR - Cannot create user jewook.cho: User jewook.cho has an invalid e-mail address [jewook.cho@]
2021-06-29 06:56:39,768 INFO - 2 users associated with import. All of them imported as inactive, this can be changed after import in User Access step.
2021-06-29 06:56:39,768 INFO - ------------------------------
2021-06-29 06:56:39,768 INFO - Finished Importing : Users
2021-06-29 06:56:39,768 INFO - ------------------------------
2021-06-29 06:56:39,768 INFO - 0 users successfully created.
I added members in this project as below

Also I used same name in CSV file as well.

What is problem??