This is the full message:

—Downloaded files—
The import files for: Tourable Pro Demo were successfully downloaded!
Initial max execution time = 30
Files info:
Site URL = http://villamoira.com
Data file = /home2/villamoira/public_html/wp-content/uploads/2021/06/demo-content-import-file_2021-06-01__20-38-07.xml
Widget file = /home2/villamoira/public_html/wp-content/uploads/2021/06/demo-widgets-import-file_2021-06-01__20-38-07.json
Customizer file = /home2/villamoira/public_html/wp-content/uploads/2021/06/demo-customizer-import-file_2021-06-01__20-38-07.dat
Redux files:
not defined!

—Importing widgets—
Error: Widget import data could not be read. Please try a different file.

—Importing customizer settings—
Error: The customizer import file is not in a correct format. Please make sure to use the correct customizer import file.

—ocdi/after_import—