Problem of receiving duplicate past mails from imap.sfc.keio.ac.jp via POP3 (Mar. 22)
Replaced imap.sfc.keio.ac.jp at around 10:00 on March 22, 2022.
Reference：Replacement of CNS IMAP mail server (for incoming mail) (March 22)
After the replacement, a problem occurred in which duplicate e-mails received in the past were received for users who receive e-mails from imap.sfc.keio.ac.jp with POP3.
This problem only occurred after the replacement and will not occur in the future.
We apologize for the inconvenience, but please delete the duplicate e-mails by yourself.
We apologize for any inconvenience caused.
Users receiving from imap.sfc.keio.ac.jp via IMAP4 are not affected by this problem.
[Problem]
Target: Users receiving from imap.sfc.keio.ac.jp via POP3
Contents: Duplicate e-mails received in the past (will not occur in the future)
Workaround: Please delete duplicate emails by yourself.
Remarks: Users receiving from imap.sfc.keio.ac.jp via IMAP4 are not affected by this problem.
Please contact Shonan Fujisawa ITC for inquiries regarding this problem.
Last-Modified: March 22, 2022
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