FTP 212 Directory Status vs 501 Syntax Error in Arguments
FTP 212 (Directory Status) is a 2xx Positive Completion response, while 501 (Syntax Error in Arguments) is a 5xx Permanent Negative response. 212 indicates that directory status reply. The server provides information about the current directory or a specified directory. In contrast, 501 means that syntax error in parameters or arguments. The command was recognized but its arguments are invalid or malformed.
Descripción
Directory status reply. The server provides information about the current directory or a specified directory.
Cuándo lo verás
After issuing the STAT command on a directory, the server returns the directory listing or status information.
Cómo solucionarlo
No fix needed — this is an informational response showing directory contents or status.
Descripción
Syntax error in parameters or arguments. The command was recognized but its arguments are invalid or malformed.
Cuándo lo verás
When you use a valid command but with wrong parameters, such as an invalid path format or incorrect argument count.
Cómo solucionarlo
Review the command's required argument format. Common issues include missing quotes around paths with spaces or invalid character encoding.
Diferencias clave
212 is a 2xx Positive Completion response, while 501 is a 5xx Permanent Negative response.
FTP 212: Directory status reply. The server provides information about the current directory or a specified directory.
FTP 501: Syntax error in parameters or arguments. The command was recognized but its arguments are invalid or malformed.
You encounter 212 when after issuing the STAT command on a directory, the server returns the directory listing or status information.
You encounter 501 when when you use a valid command but with wrong parameters, such as an invalid path format or incorrect argument count.
Cuándo usar cada uno
For 212 (Directory Status): No fix needed — this is an informational response showing directory contents or status. For 501 (Syntax Error in Arguments): Review the command's required argument format. Common issues include missing quotes around paths with spaces or invalid character encoding.