deepseek-ai/deepseek-harness · error

client-modules: duplicate graph entry "${row.id}"

Error message

client-modules: duplicate graph entry "${row.id}"

What it means

Error "client-modules: duplicate graph entry "${row.id}"" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/client/modules/src/client/system.ts:78

  private readonly bootstrapIds = new Set<string>()
  /** In-flight prefetch (script load) per id; concurrent callers share it. */
  private readonly pendingArrival = new Map<string, Promise<void>>()
  /** Materialization re-entrancy guard: factory-form CJS cannot deliver partial exports, so a cycle is fatal. */
  private readonly materializing = new Set<string>()
  private readonly graphRows = new Map<string, BootModuleRow>()
  private readonly loadBundle: (url: string) => Promise<void>

  /**
   * Build the module system over the parsed boot rows.
   * @param options - Parsed graph, platform seed, bootstrap module, registration facade, and transport.
   */
  constructor(options: ClientModuleSystemOptions) {
    this.manifest = options.manifest
    this.seed = new Map(Object.entries(options.staticModules))
    this.loadBundle = options.loadBundle ?? defaultLoadBundle

    for (const row of options.manifest.modules) {
      if (this.graphRows.has(row.id)) throw new Error(`client-modules: duplicate graph entry "${row.id}"`)
      this.graphRows.set(row.id, row)
    }

    const bootstrapId = stripClientSuffix(options.bootstrapModule.id)
    this.bootstrapIds.add(bootstrapId)
    this.loadCache.set(bootstrapId, {
      id: bootstrapId,
      exports: options.bootstrapModule.exports,
      styles: [],
      edges: new Set(),
    })

    const target = options.registrationTarget
    if (target.mode !== 'queue') {
      throw new Error('client-modules: window.__ModuleLoader__.create called after module-system boot')
    }
    const pending = target.pendingQueue.splice(0)
    // Switch first: a bundle that executes while pending registrations drain

View on GitHub (pinned to b150a551b8)

Solutions

1. Remove the duplicate graph entry id from the boot manifest.

When it happens

Trigger: Thrown at packages/client/modules/src/client/system.ts:78 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/a22e9d6ee506f8c9. Report an issue: GitHub.