langgenius/dify · error · Error

Unsupported Web App mode: ${mode}

Error message

Unsupported Web App mode: ${mode}

What it means

Error "Unsupported Web App mode: ${mode}" thrown in langgenius/dify.

Source

Thrown at e2e/support/api/web-apps.ts:10

import type { AppDetailWithSite } from '@dify/contracts/api/console/apps/types.gen'

export function getAppSiteURL({ mode, site }: AppDetailWithSite): string {
  if (!site?.app_base_url || !site.access_token)
    throw new Error('App detail does not include a Web App URL.')

  const webAppMode = (() => {
    if (mode === 'completion' || mode === 'workflow') return mode
    if (mode === 'advanced-chat' || mode === 'agent-chat' || mode === 'chat') return 'chat'
    throw new Error(`Unsupported Web App mode: ${mode}`)
  })()

  return `${site.app_base_url}/${webAppMode}/${site.access_token}`
}

View on GitHub (pinned to ef8544b173)

When it happens

Trigger: Thrown at e2e/support/api/web-apps.ts:10 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of langgenius/dify@ef8544b173 (2026-08-12). Data as JSON: /api/errors/06ef9bc913327c67. Report an issue: GitHub.