deepseek-ai/deepseek-harness · error · UserQuestionError

DELEGATED_CALLER

DELEGATED_CALLER

Error message

human interaction is unavailable while the calling agent is owned by another live agent; include the unresolved question or decision in the child agent's final result

What it means

Error "human interaction is unavailable while the calling agent is owned by another live agent; include the unresolved question or decision in the child agent's final result" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/interaction/user-questions/src/index.ts:108

   *   when that live agent is owned by another agent.
   */
  async ask(request: AskUserQuestionRequest): Promise<AskUserQuestionAnswer> {
    if (request.signal?.aborted) {
      throw new UserQuestionError('ask_user_question was aborted before the user answered', 'ASK_ABORTED')
    }
    if (request.questions.length === 0) {
      throw new UserQuestionError('ask_user_question requires at least one question', 'EMPTY_QUESTIONS')
    }
    const agent = request.agent
    if (agent !== undefined) {
      const agents = this.ctx.get('agents')
      if (agents === undefined || agents.get(agent.id) !== agent) {
        throw new UserQuestionError(
          'human interaction requires the exact live calling agent when an agent is supplied',
          'CALLER_NOT_LIVE')
      }
      if (!agents.roots().includes(agent)) {
        throw new UserQuestionError(
          'human interaction is unavailable while the calling agent is owned by another live agent; '
          + "include the unresolved question or decision in the child agent's final result",
          'DELEGATED_CALLER')
      }
    }
    // A presentation intent asserts two things the types cannot: that the
    // named approve label is one of this question's own options, and that a
    // plan-review carries the plan it is a review of. A UI honouring the
    // intent answers with that label, and shows that detail as the plan, so
    // either gap would put a choice the asker never offered — or an approval of
    // something invisible — in front of the user. Caught at the asker, where
    // the mistake is, rather than in each UI.
    for (const question of request.questions) {
      const intent = question.intent
      if (intent === undefined) continue
      if (!(question.options ?? []).some(option => option.label === intent.approve)) {
        throw new UserQuestionError(
          `question ${question.id} declares intent ${intent.kind} whose approve label `

View on GitHub (pinned to b150a551b8)

Solutions

1. Do not ask the user from an owned child agent; include the unresolved question or decision in the child agent's final result.

When it happens

Trigger: Thrown at packages/interaction/user-questions/src/index.ts:108 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/04a79e9e942e723b. Report an issue: GitHub.