oven-sh/bun · error · TypeError

HTTP3HandshakeFailed

HTTP3HandshakeFailed

Error message

HTTP3HandshakeFailed

What it means

Error "HTTP3HandshakeFailed" thrown in oven-sh/bun.

Source

Thrown at src/http/error.rs:82

    #[error("RequestBodyNotReusable")]
    RequestBodyNotReusable,
    #[error("UnsupportedRedirectProtocol")]
    UnsupportedRedirectProtocol,
    #[error("RedirectURLTooLong")]
    RedirectURLTooLong,
    #[error("RedirectURLInvalid")]
    RedirectURLInvalid,
    #[error("InvalidRedirectURL")]
    InvalidRedirectURL,
    #[error("UnexpectedRedirect")]
    UnexpectedRedirect,
    #[error("ShortRead")]
    ShortRead,
    #[error("WantRead")]
    WantRead,
    #[error("WantWrite")]
    WantWrite,
    #[error("HTTP3HandshakeFailed")]
    HTTP3HandshakeFailed,
    #[error("HTTP3ProtocolError")]
    HTTP3ProtocolError,
    #[error("HTTP3HeaderEncodingError")]
    HTTP3HeaderEncodingError,
    #[error("DNSResolutionFailed")]
    DNSResolutionFailed,
    #[error("HTTP3StreamReset")]
    HTTP3StreamReset,
    #[error("HTTP3ContentLengthMismatch")]
    HTTP3ContentLengthMismatch,
    #[error("FailedToOpenSocket")]
    FailedToOpenSocket,
    #[error("InvalidCRL")]
    InvalidCRL,
    #[error("UnsupportedProxyProtocol")]
    UnsupportedProxyProtocol,
    #[error(transparent)]

View on GitHub (pinned to 8c5296ac45)

When it happens

Trigger: Thrown at src/http/error.rs:82 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• SSL/TLS and certificate errors — how TLS handshakes and certificate validation fail.

AI-assisted analysis of oven-sh/bun@8c5296ac45 (2026-08-16). Data as JSON: /api/errors/767033aa3ebdab4a. Report an issue: GitHub.