deepseek-ai/deepseek-harness · error · LspError

LSP_DISPOSED

LSP_DISPOSED

Error message

lsp-stdio provider is disposed

What it means

Error "lsp-stdio provider is disposed" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/lsp/lsp-stdio/src/index.ts:249

    private readonly fs: Context['fs'],
    private readonly config: ResolvedServerConfig,
    private readonly executable: string,
    private readonly spawner: ConnectionSpawner,
  ) {
    this.id = LspProviderId(providerId)
    this.extensionToLanguage = config.extensionToLanguage
  }

  /** Read the disposed flag through a method so a `query()` await cannot narrow it to a literal. */
  private isDisposed(): boolean {
    return this.disposed
  }

  /** Reject work that cannot publish or use a provider-owned instance. */
  private assertActive(signal?: AbortSignal): void {
    /* v8 ignore next -- the seam unregisters this provider before disposal; direct in-flight calls
       exercise the post-await check instead. */
    if (this.isDisposed()) throw new LspError('lsp-stdio provider is disposed', 'LSP_DISPOSED')
    if (signal?.aborted) throw abortError(signal)
  }

  /** Fuse caller cancellation with provider disposal for every filesystem and protocol await. */
  private querySignal(signal?: AbortSignal): AbortSignal {
    return signal === undefined
      ? this.lifetime.signal
      : AbortSignal.any([signal, this.lifetime.signal])
  }

  async query(request: LspProviderQuery, signal?: AbortSignal): Promise<LspQueryResult> {
    // Honor an already-aborted signal before provider I/O so a canceled request never starts a server.
    this.assertActive(signal)
    const querySignal = this.querySignal(signal)
    const workspaceResult = canonicalizeWorkspace(this.fs, request.workspaceRoot, querySignal)
    const workspaceLookup = workspaceResult.then(() => undefined, () => undefined)
    this.workspaceLookups.add(workspaceLookup)
    let workspace: HostWorkspace

View on GitHub (pinned to b150a551b8)

Solutions

1. Do not use the lsp-stdio provider after it is disposed; start a new session.

When it happens

Trigger: Thrown at packages/lsp/lsp-stdio/src/index.ts:249 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/9cefc943950a9143. Report an issue: GitHub.