When importing your CSV file into Base you may encounter a 'null contacts were found' error message if your import file is not properly formatted.
This issue can be resolved by ensuring that the columns headers on your import file do not have line breaks (or multiple lines) in the title. For example:
The following column header is formatted correctly:
The following column header is incorrectly formatted:
If you continue to receive a 'null contacts were found' error during import error message after correcting your column headers please reach out to customer support and attach the import file and a member of our support team will be able to assist you further.