deepseek-ai/deepseek-harness · error · ApiRemoteSessionNotFound

session-not-found

session-not-found

Error message

session "${sessionId}" not found

What it means

Error "session "${sessionId}" not found" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/api/remotes/src/agent-lookup.ts:104

/**
 * Inspect one cold served session without repairing, resuming, or publishing it.
 * @param ctx - Host Context carrying the optional persistence provider.
 * @param sessionId - durable identity to inspect.
 * @returns detached metadata and events for a servable session.
 * @throws {@link ApiRemoteSessionNotFound} when the identity has no project-backed session.
 */
export async function inspectApiRemoteSession(
  ctx: Context,
  sessionId: SessionId,
): Promise<{ meta: SessionHeader; events: SessionEvent[] }> {
  const persistence = ctx.get('sessionPersistence')
  if (persistence === undefined) {
    throw new Error('session persistence is not configured (load a dsh-session-persistence backend)')
  }
  const meta = (await persistence.list()).find(candidate => candidate.id === sessionId)
  if (meta === undefined || meta.cwd === undefined) {
    throw new ApiRemoteSessionNotFound(`session "${sessionId}" not found`)
  }
  const inspected = await persistence.inspect(sessionId)
  if (inspected.meta.cwd === undefined) {
    throw new ApiRemoteSessionNotFound(`session "${sessionId}" not found`)
  }
  return { meta: inspected.meta, events: [...inspected.events] }
}

/**
 * Create the Host's shared Agent resolver and configure Agent/Session Typert lookups.
 * Live Agents are reused, ordinary cold sessions resume once per identity, and
 * subagent-owned identities retain the legacy `agent-busy` fence.
 * @param ctx - owning Host Context.
 * @param options - defaults and Agent-scope setup used only for cold resume.
 * @returns resolver shared by legacy API Proxy methods and Typert lookups.
 */
export function createApiRemoteAgentResolver(
  ctx: Context,

View on GitHub (pinned to b150a551b8)

Solutions

1. Use an existing session id; create the session first or check the id.

When it happens

Trigger: Thrown at packages/api/remotes/src/agent-lookup.ts:104 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/2f61362048ab06c7. Report an issue: GitHub.