You may notice the following error when attempting to transfer a backup to a Google Drive destination:
info [cpbackup_transporter] Failed with 403: Forbidden at /usr/local/cpanel/3rdparty/perl/530/lib/perl5/cpanel_lib/Net/Google/Drive/Simple.pm
Cpanel::Backup::Queue::transport_backup::attempt_to_upload_file(Cpanel::Backup::Queue::transport_backup=HASH ), Cpanel::Transport::Files::GoogleDrive
Typically, this issue is caused by the backup size exceeding the available space on the google drive.
To correct this issue, please ensure that you have enough space on your google drive. The following is a guide on how to manage your Google drive space: