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Sudipto, Hardware Engineer
Category: Computer
Satisfied Customers: 5243
Experience:  Certificate Course In Computer Maintenance
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An unknown error has occurred. This error message appears

Customer Question

An unknown error has occurred.
This error message appears when I try to send e-mails
Can you please advise

Subject 'Re: Fwd: I got free money this time around'
Server Error: 554
Server Response: 554 Transaction failed : Cannot send message due to possible abuse; please visit for more information
Server: ''
Windows Live Mail Error ID: 0x800CCC6F
Protocol: SMTP
Port: 587
Secure(SSL): No
Submitted: 5 years ago.
Category: Computer
Expert:  Sudipto replied 5 years ago.
WELCOME TO JUST ANSWER!! My name isXXXXX will assist you to solve or identify your problem.

Your yahoo id is blocked as Yahoo thinks that your email address have been used for spam emails.This can happen if you use your id for mass mailing like mailing hundreds of mails at a time or your email address have been compromised and the hacker is using your id to send mails.You can resolve this problem.Just open the link below and submit the details as required after that Yahoo will help you to unblock the email address.
Customer: replied 5 years ago.

It cannot be blocked as I can use it from another computer


It is a Live Mail error message Error ID Ox800CCC6F and it will not allow me to send anything from my outbox on live mail.


So I need the fix for this !


I can go to yahoo mail and everything is fine

Expert:  Sudipto replied 5 years ago.
Do you face this problem with all the messages or some particular ones?
Customer: replied 5 years ago.

I cannot send any messages on Live Mail, so yes it applies to all messages

Expert:  Sudipto replied 5 years ago.
Do you have tried system restore?
Customer: replied 5 years ago.
Yes and it did not help
Expert:  Sudipto replied 5 years ago.
Ok,then it seems to be a malware issue.Please open the link below and download Malwarebytes a free tool.After downloading install and update it and then run a quick scan.remove all the infected files,restart the PC and check the issue.
Customer: replied 5 years ago.
Downloaded and ran the scan, no infections detected
Customer: replied 5 years ago.
Answer incomplete, problem still present