HTTP

HTTP 418 I'm a Teapot vs 423 Locked

Both HTTP 418 (I'm a Teapot) and 423 (Locked) belong to the 4xx Client Error category. 418 indicates that any attempt to brew coffee with a teapot should result in this error. An April Fools' joke from 1998 that became a beloved part of HTTP culture. Meanwhile, 423 means that the resource is locked and cannot be modified (WebDAV).

Description

Any attempt to brew coffee with a teapot should result in this error. An April Fools' joke from 1998 that became a beloved part of HTTP culture.

When You See It

As an Easter egg on some websites, or when a server humorously refuses a request.

How to Fix

Use a coffee pot instead of a teapot. Or just enjoy the joke.

Description

The resource is locked and cannot be modified (WebDAV).

When You See It

When trying to edit a file that another user has locked in WebDAV.

How to Fix

Wait for the lock to be released, or request the lock owner to unlock it.

Key Differences

1.

HTTP 418: Any attempt to brew coffee with a teapot should result in this error. An April Fools' joke from 1998 that became a beloved part of HTTP culture.

2.

HTTP 423: The resource is locked and cannot be modified (WebDAV).

3.

You encounter 418 when as an Easter egg on some websites, or when a server humorously refuses a request.

4.

You encounter 423 when when trying to edit a file that another user has locked in WebDAV.

When to Use Which

For 418 (I'm a Teapot): Use a coffee pot instead of a teapot. Or just enjoy the joke. For 423 (Locked): Wait for the lock to be released, or request the lock owner to unlock it.

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