FTP 214 Help Message vs 550 File Unavailable
FTP 214 (Help Message) is a 2xx Positive Completion response, while 550 (File Unavailable) is a 5xx Permanent Negative response. 214 indicates that help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command. In contrast, 550 means that requested action not taken. File unavailable — the file does not exist, the path is wrong, or you do not have permission to access it.
Mô tả
Help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command.
Khi bạn thấy mã này
After issuing the HELP command. The server returns a list of supported commands or detailed usage for a specific command.
Cách khắc phục
No fix needed — this is an informational response. Use it to discover which commands the server supports.
Mô tả
Requested action not taken. File unavailable — the file does not exist, the path is wrong, or you do not have permission to access it.
Khi bạn thấy mã này
When you try to download, delete, or navigate to a file or directory that does not exist or is restricted by server permissions.
Cách khắc phục
Verify the file path and name are correct (FTP paths are case-sensitive on most servers). Check your user permissions with the server administrator.
Sự khác biệt chính
214 is a 2xx Positive Completion response, while 550 is a 5xx Permanent Negative response.
FTP 214: Help message. The server provides information about its implementation status, including a list of recognized commands or help for a specific command.
FTP 550: Requested action not taken. File unavailable — the file does not exist, the path is wrong, or you do not have permission to access it.
You encounter 214 when after issuing the HELP command. The server returns a list of supported commands or detailed usage for a specific command.
You encounter 550 when when you try to download, delete, or navigate to a file or directory that does not exist or is restricted by server permissions.
Khi nào dùng cái nào
For 214 (Help Message): No fix needed — this is an informational response. Use it to discover which commands the server supports. For 550 (File Unavailable): Verify the file path and name are correct (FTP paths are case-sensitive on most servers). Check your user permissions with the server administrator.