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Subject: FTP user 'dmp-xxx'. Zero coverage at 2017-07-15 05:40:00 MSK
From: data-partners@yandex-team.ru
To: errors-xxx@local.local, errors-zzz@local.local
CC: errors-data-partners@yandex-team.ru


WARNING: ALL YOUR SEGMENTS NOW CONTAIN ZERO IDENTIFIERS (USERS).

Possible causes are:
* no archives from you on our FTP (ftp.yandex.ru) for more than 14 days;
* archives were uploaded, but had some errors.

Please check that:
* the last upload to FTP took place less than 14 days ago;
* there were no email notifications about upload errors.