openai/codex · error

login error page template must render: {err}

Error message

login error page template must render: {err}

What it means

Error "login error page template must render: {err}" thrown in openai/codex.

Source

Thrown at codex-rs/login/src/server.rs:1115

            )
        } else {
            (
                "Sign-in could not be completed".to_string(),
                message.to_string(),
                error_description.unwrap_or(message).to_string(),
                "Return to Codex to retry, switch accounts, or contact your workspace admin if access is restricted."
                    .to_string(),
            )
        };
    LOGIN_ERROR_PAGE_TEMPLATE
        .render([
            ("error_title", html_escape(&title)),
            ("error_message", html_escape(&display_message)),
            ("error_code", html_escape(code)),
            ("error_description", html_escape(&display_description)),
            ("error_help", html_escape(&help_text)),
        ])
        .unwrap_or_else(|err| panic!("login error page template must render: {err}"))
        .into_bytes()
}

/// Escapes error strings before inserting them into HTML.
fn html_escape(input: &str) -> String {
    let mut escaped = String::with_capacity(input.len());
    for ch in input.chars() {
        match ch {
            '&' => escaped.push_str("&"),
            '<' => escaped.push_str("&lt;"),
            '>' => escaped.push_str("&gt;"),
            '"' => escaped.push_str("&quot;"),
            '\'' => escaped.push_str("&#39;"),
            _ => escaped.push(ch),
        }
    }
    escaped
}

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/login/src/server.rs:1115 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/e3364896d357af62. Report an issue: GitHub.