deepseek-ai/deepseek-harness · error · Error

no dynamic plugin "${id}" in this process — it may have been

Error message

no dynamic plugin "${id}" in this process — it may have been removed or lost on DSH restart

What it means

Error "no dynamic plugin "${id}" in this process — it may have been removed or lost on DSH restart" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/extensions/cordis-host-runner/src/index.ts:180

    let plugin: DynamicCordisPlugin
    if (request.plugin.kind === 'new') {
      const prefix = request.plugin.idPrefix.trim()
      if (!/^[a-z]{3,6}$/.test(prefix)) {
        throw new Error('cordis_define `plugin.idPrefix` must contain 3–6 lowercase English letters')
      }
      const pluginId = CordisDynamicPluginId(this.registry.mintPluginId(prefix))
      plugin = {
        pluginId,
        sessionId: request.sessionId,
        packages: new Map(),
        approvedClientPackages: new Set(),
        clientVersionUpdatesApproved: false,
      }
      this.registry.add(plugin)
    } else {
      const found = this.registry.get(request.plugin.pluginId)
      if (found === undefined || found.sessionId !== request.sessionId) {
        throw new Error(missingPluginMessage(request.plugin.pluginId))
      }
      plugin = found
    }

    const packageId = CordisDynamicPackageId(this.registry.mintPackageId())
    const definition: DynamicCordisDefinition = {
      packageId,
      name,
      purpose,
      ...request.code.host === undefined ? {} : { hostCode: request.code.host },
      ...request.code.client === undefined ? {} : { clientCode: request.code.client },
    }
    plugin.packages.set(packageId, definition)
    return {
      pluginId: plugin.pluginId,
      packageId,
      name,
      purpose,

View on GitHub (pinned to b150a551b8)

When it happens

Trigger: Thrown at packages/extensions/cordis-host-runner/src/index.ts:180 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/3890ea8195a8b997. Report an issue: GitHub.