Symptoms
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An FTP user cannot login with a correct username and password. The following error message appears in
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Windows command-line FTP client:
C:> ftp 203.0.113.2
Connected to 203.0.113.2.
220 Microsoft FTP Service
User (203.0.113.2:(none)): john_doe
331 Password required
Password:
530-User cannot log in.
Win32 error: The user name or password is incorrect.
Error details: An error occurred during the authentication process.
530 End
Login failed.OR
C:> Access denied
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FileZilla:
PLESK_INFO: Response: 530 User cannot log in.
Error: Critical error: Could not connect to server
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Cause
When Windows Server is connected to a domain (Active Directory), an FTP user is treated as a domain user.
Resolution
Use the “hostnameFTP login” pair as a username for FTP connections:
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Find a server hostname:
C:> hostname
WIN-PLESK-SERVER -
Use this hostname together with an FTP login as a username. For example:
C:> ftp 203.0.113.2
Connected to 203.0.113.2.
220 Microsoft FTP Service
User (203.0.113.2:(none)): WIN-PLESK-SERVERjohn_doe
331 Password required
Password:
230 User logged in.
ftp> ls
200 PORT command successful.Alternatively, use the “Active Directory domain name_FTP login_” pair:
C:> ftp **203.0.113.2
**Connected to 203.0.113.2.
220 Microsoft FTP Service
User (203.0.113.2:(none)): pleskserverjohn_doe
The default autorization domain can be specified in IIS > server_name > FTP Authentification > Basic Authentication > Edit…
Note: Only the domain name without any backslashes ‘‘
If the server name is specified, Windows will search for the username on the server, without the need to entering the server name upon each login.
