FTP login failed
Why FTP login attempts fail and how to resolve credential or account issues.
Diagnose this automatically
Verify whether authentication is the actual failure point.
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FTP login failures occur when the server rejects the provided username and password.
Common causes
- Incorrect credentials
- Account disabled
- Server requires FTPS
- IP restrictions
Fix checklist
- Verify credentials.
- Confirm FTP vs FTPS protocol.
- Check account restrictions.
- Contact server administrator if needed.
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Fix Report
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A written diagnosis and recommended fix for one FTP, FTPS, or SFTP issue.
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Live troubleshooting help for an urgent or unusually complex FTP, FTPS, or SFTP problem.
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Related
- FTP 530 Login incorrect — How to fix FTP 530 errors: bad credentials, account restrictions, FTPS requirements, and permission issues.
- FTP anonymous login disabled — Why FTP anonymous login fails and how to configure server access policies.
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- FTP passive mode firewall issues — Why FTP PASV fails behind firewalls/NAT and how to configure passive ports correctly.
- ECONNREFUSED on port 21 — Why FTP port 21 returns connection refused, and how to isolate service-down vs firewall vs wrong host/port.
- FTP connection refused — Why FTP servers refuse connections and how to diagnose port, service, and firewall issues.
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