deepseek-ai/deepseek-harness · error · Error

client api: Remote method is no longer mounted

Error message

client api: Remote method is no longer mounted

What it means

Error "client api: Remote method is no longer mounted" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/api/gateway/src/client/index.ts:355

      const identity = binder?.identity(callerCtx)
      if (identity !== undefined) {
        return this.invoke(
          scoped.descriptor,
          scoped.projection,
          scoped.token,
          callerCtx,
          values,
          { value: identity },
        )
      }
    }
    if (direct !== undefined) {
      return this.invoke(direct.descriptor, undefined, direct.token, callerCtx, values)
    }
    if (scoped !== undefined) {
      return this.invoke(scoped.descriptor, scoped.projection, scoped.token, callerCtx, values)
    }
    throw new Error('client api: Remote method is no longer mounted')
  }

  private async invoke(
    descriptor: InvocationDescriptor,
    projection: ScopedProjection | undefined,
    token: MountToken,
    callerCtx: Context,
    values: readonly unknown[],
    boundIdentity?: BoundContextIdentity,
  ): Promise<RemoteResult<unknown>> {
    const endpoint = endpointOf(descriptor)
    if (!token.active) return withdrawn(endpoint)
    const expected = descriptor.parameters.length - (projection?.parameterIndex === undefined ? 0 : 1)
    const hasCallerSignal = descriptor.cancellation !== undefined && values.length === expected + 1
    if (values.length !== expected && !hasCallerSignal) {
      const contract = descriptor.cancellation === undefined
        ? `${String(expected)} argument(s)`
        : `${String(expected)} business argument(s) plus an optional AbortSignal`

View on GitHub (pinned to b150a551b8)

Solutions

1. Re-mount the Remote method or re-establish the connection before invoking it again.

When it happens

Trigger: Thrown at packages/api/gateway/src/client/index.ts:355 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/062e6e4c7ec691a6. Report an issue: GitHub.