FTP 202 Command Superfluous vs 452 Insufficient Storage
FTP 202 (Command Superfluous) is a 2xx Positive Completion response, while 452 (Insufficient Storage) is a 4xx Transient Negative response. 202 indicates that the command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect. In contrast, 452 means that requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
Mô tả
The command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect.
Khi bạn thấy mã này
When you send a command the server recognizes but considers unnecessary, such as ALLO on a server that does not require pre-allocation.
Cách khắc phục
No fix needed — the server is telling you the command is not necessary. You can safely ignore this response and continue.
Mô tả
Requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
Khi bạn thấy mã này
When uploading a file and the server's disk is full, or when the user's storage quota has been exceeded.
Cách khắc phục
Free up disk space on the server or request a quota increase from the administrator. Delete unnecessary files and retry the upload.
Sự khác biệt chính
202 is a 2xx Positive Completion response, while 452 is a 4xx Transient Negative response.
FTP 202: The command is not implemented but is recognized as superfluous. The server acknowledges the command but it has no effect.
FTP 452: Requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
You encounter 202 when when you send a command the server recognizes but considers unnecessary, such as ALLO on a server that does not require pre-allocation.
You encounter 452 when when uploading a file and the server's disk is full, or when the user's storage quota has been exceeded.
Khi nào dùng cái nào
For 202 (Command Superfluous): No fix needed — the server is telling you the command is not necessary. You can safely ignore this response and continue. For 452 (Insufficient Storage): Free up disk space on the server or request a quota increase from the administrator. Delete unnecessary files and retry the upload.