deepseek-ai/deepseek-harness · error · AuthorizationError

DUPLICATE_FLOW

DUPLICATE_FLOW

Error message

an authorization flow for "${flow.key}" is already registered

What it means

Error "an authorization flow for "${flow.key}" is already registered" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/credentials/authorization/src/index.ts:205

  private readonly running = new Map<CredentialKey, InFlight>()

  constructor(ctx: Context) {
    super(ctx, 'authorization')
  }

  /**
   * Offer a way to obtain one credential. One flow per key: two plugins
   * claiming the same key would each write a record in their own format, and
   * whichever ran last would leave the other reading a payload it cannot parse.
   *
   * @param flow - the key it writes, its label, its methods, and its runner.
   * @returns Disposer that withdraws this flow.
   * @throws {AuthorizationError} code `DUPLICATE_FLOW` when the key is already claimed.
   */
  registerFlow(flow: AuthorizationFlow): () => void {
    const dispose = this.ctx.effect(function* (this: AuthorizationService) {
      if (this.flows.has(flow.key)) {
        throw new AuthorizationError(
          `an authorization flow for "${flow.key}" is already registered`, 'DUPLICATE_FLOW')
      }
      this.flows.set(flow.key, flow)
      yield () => {
        this.flows.delete(flow.key)
        // A flow leaving mid-attempt takes its attempt with it: the runner
        // belongs to a plugin that is going away, so letting it keep prompting
        // would outlive the fiber that can answer for it.
        this.running.get(flow.key)?.controller.abort()
      }
    }.bind(this), 'authorization.registerFlow()')
    return () => void dispose()
  }

  /**
   * Every registered flow, for a surface listing what can be authorized.
   * @returns one entry per flow, in registration order.
   */

View on GitHub (pinned to b150a551b8)

When it happens

Trigger: Thrown at packages/credentials/authorization/src/index.ts:205 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/0f5ded7c5234230d. Report an issue: GitHub.