Approximately 4.5 million mails stored as "Yahoo! Mail" disappeared

"Yahoo! MailPart of the mail received at 19:00 on Sunday, February 25, 2006 from 17:30 on December 26 (Tuesday), 2006,Approximately 4.5 millionHas disappeared, it turned out that the data of the mail body has already been lost from the server and it can not be restored. In addition, it seems that the number of mails that could not be seen at first but recovered was about 5.15 million.

Details on what happens with mail that could not be restored is as follows.
Yahoo! Mail - About the disappearance of the bug of the e-mail body of some customers and the loss of the e-mail text

For mails that could not be restored, you can check "From", "Subject", "Date" on the list page by browsing the mail on the browser, but if you attempt to open the mail body, an error message will be displayed and the contents of the text will be displayed I can not confirm it.

Also, if you perform POP access setting and receive operation with mail software, you can not receive the mail, it seems that error software error message is displayed.

Furthermore, if you try to display the mail list page containing the mail on the Yahoo! Mail application or Yahoo! mocoa, the page is forcibly moved to the folder list, and in the mobile version Yahoo! Mail the corresponding mail originally appears on the list page It is said that it is not displayed.

The way to deal with it is as follows.

【Workaround】
1. Open the mail box of Yahoo! Mail with a web browser.
2. Confirm that the mail body of the mail received during each period within each folder can be displayed.
3. If the body can not be displayed, refrain from the sender's address, title, etc. so that you can ask the sender to retransmit.
4. Delete the target mail.

It is said that we have already taken measures to prevent recurrence, but is it okay ...?