deepseek-ai/deepseek-harness · error · Error

invalid job_id: expected a non-empty string, got ${JSON.stri

Error message

invalid job_id: expected a non-empty string, got ${JSON.stringify(value)}

What it means

Error "invalid job_id: expected a non-empty string, got ${JSON.stringify(value)}" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/jobs/tool-jobs/src/index.ts:195

  const text = rawSingleText(content)
  if (text === undefined) return undefined
  return [{
    type: 'text',
    text: fitWithSuffix(text, '', maxBytes, '\n[result truncated]'),
  }]
}

function visibleOutputLimit(ctx: Context, exec: ToolExecution): number | undefined {
  if (exec.name !== 'job_output' && exec.name !== 'job_kill') return undefined
  const jobId = (exec.arguments as { job_id?: unknown } | null | undefined)?.job_id
  if (typeof jobId !== 'string' || jobId.length === 0) return undefined
  return ctx.jobs.list(exec.agent).find(snapshot => snapshot.id === jobId)?.outputLimitBytes
}

/** Validate the non-empty constraint that ParameterSchemaSpec cannot express. */
function validateJobId(value: string): JobId {
  if (value.length === 0) {
    throw new Error(`invalid job_id: expected a non-empty string, got ${JSON.stringify(value)}`)
  }
  return JobId(value)
}

/** Pending presentation shared by the three generic job controls. */
function presentTaskCall(title: string, kind: 'read' | 'execute', rawInput?: string): GenericCallView {
  return { card: 'generic', title, kind, ...rawInput !== undefined ? { rawInput } : {} }
}

export function apply(ctx: Context, config: Config): void {
  const waitDefault = config.waitTimeoutMs ?? 30_000
  const waitCap = config.maxWaitTimeoutMs ?? 600_000
  const delivery = config.completionDelivery ?? 'wakeup'
  const wakeBudget = config.maxConsecutiveWakes ?? 3

  // Turns this plugin opened on each owner since that owner last consumed
  // human input. Keyed by the exact Agent, so a same-session replacement
  // starts with a full budget.

View on GitHub (pinned to b150a551b8)

Solutions

1. Pass a non-empty string job_id.

When it happens

Trigger: Thrown at packages/jobs/tool-jobs/src/index.ts:195 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/531ffeaf37438bfa. Report an issue: GitHub.