Your message couldn't be delivered

Your message couldn't be delivered because the recipient's email system reported the following error: '550 Requested action not taken: mailbox unavailable'. It's possible it's a temporary issue with their email system. Try to resend the message. If the problem continues, contact the recipient by some other means (by phone for example) and ask them to tell their email admin about the problem. Be sure to give them the error above, as it will better help them diagnose the problem.

For Email Administrators
This error is being returned by the recipient's email system but it doesn't include a valid, specific, enhanced SMTP status code, making it difficult to assess exactly what the problem is. Please carefully examine the error reported by the recipient's email system to help diagnose and troubleshoot the problem. Only the recipient's email admin will be able to fix this.

ผลลัพธ์ (อังกฤษ) 2:

Your message could not be delivered because the recipient's email system reported the following error: '550 Requested action not taken: mailbox unavailable'. It's possible it's a temporary issue with their email system. Try to resend the message. If the problem continues, contact the recipient by some other means (by phone for example) and ask them to tell their email admin about the problem. Be sure to give them the Error above, as it Will better Help them diagnose the Problem. For Email Administrators This Error is being returned by the recipient's email System but it does not include a Valid, specific, Enhanced SMTP Status code, Making it. difficult to assess exactly what the problem is. Please carefully examine the error reported by the recipient's email system to help diagnose and troubleshoot the problem. Only the recipient's email admin will be able to fix this.