SeleniumHQ/selenium · error · anyhow::Error

{} release not available

Error message

{} release not available

What it means

Error "{} release not available" thrown in SeleniumHQ/selenium.

Source

Thrown at rust/src/grid.rs:186

                            driver_url.as_str()[index_release..].to_string(),
                            self.get_logger(),
                        )?
                    };

                    let driver_ttl = self.get_ttl();
                    if driver_ttl > 0 {
                        metadata.drivers.push(create_driver_metadata(
                            major_driver_version,
                            self.driver_name,
                            &driver_version,
                            driver_ttl,
                        ));
                        write_metadata(&metadata, self.get_logger(), cache_path);
                    }

                    Ok(driver_version)
                } else {
                    Err(anyhow!(format!(
                        "{} release not available",
                        self.get_driver_name()
                    )))
                }
            }
        }
    }

    fn request_browser_version(&mut self) -> Result<Option<String>, Error> {
        Ok(None)
    }

    fn get_driver_url(&mut self) -> Result<String, Error> {
        if self.driver_url.is_some() {
            return Ok(self.driver_url.as_ref().unwrap().to_string());
        }

        let release_version = self.get_selenium_release_version()?;

View on GitHub (pinned to aa36b38e69)

Solutions

1. Check the Selenium GitHub releases page for an available Grid release matching the requested version
2. Remove the version pin to use the latest available Selenium Grid release
3. Retry later in case of a transient issue reaching the releases metadata

When it happens

Trigger: Thrown at rust/src/grid.rs:186 when the library encounters an invalid state.

Common situations: Occurs when the requested Selenium Grid release cannot be found. Verify the requested version exists; omit the version to download the latest release.

AI-assisted analysis of SeleniumHQ/selenium@aa36b38e69 (2026-08-14). Data as JSON: /api/errors/ff5170f43fa4a28f. Report an issue: GitHub.