This is the mail system at host relay.mailchannels.net. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <montse4naranjo@gmail.com>: host alt1.gmail-smtp-in.l.google.com[142.250.152.27] said: 452-4.2.2 The recipient's inbox is out of storage space. Please direct the 452-4.2.2 recipient to 452 4.2.2 https://support.google.com/mail/?p=OverQuotaTemp 8926c6da1cb9f-4fbcc4b3e6fsi1401388173.120 - gsmtp (in reply to RCPT TO command)