paperclipai/paperclip · error

Adapter type is required.

Error message

Adapter type is required.

What it means

DELETE /api/adapters/:type was called with an empty :type parameter. Route-level validation guard; the 400 response uses this message when the path param is missing/blank.

Source

Thrown at server/src/routes/adapters.ts:523

    const changed = setOverridePaused(adapterType, paused);

    logger.info({ type: adapterType, paused, changed }, "Adapter override toggle");

    res.json({ type: adapterType, paused, changed });
  });

  /**
   * DELETE /api/adapters/:type
   *
   * Unregister an external adapter. Built-in adapters cannot be removed.
   */
  router.delete("/adapters/:type", async (req, res) => {
    assertInstanceAdmin(req);
    assertAdapterManagementVisible();

    const adapterType = req.params.type;

    if (!adapterType) {
      res.status(400).json({ error: "Adapter type is required." });
      return;
    }

    // Prevent removal of built-in adapters, unless this built-in type is
    // currently backed by an external adapter plugin override.
    if (BUILTIN_ADAPTER_TYPES.has(adapterType) && !getAdapterPluginByType(adapterType)) {
      res.status(403).json({
        error: `Cannot remove built-in adapter "${adapterType}".`,
      });
      return;
    }

    // Check that the adapter exists in the registry
    const existing = findServerAdapter(adapterType);
    if (!existing) {
      res.status(404).json({

View on GitHub (pinned to 5716fe907e)

Solutions

1. Provide the adapter type in the request.

When it happens

Trigger: Thrown at server/src/routes/adapters.ts:467 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of paperclipai/paperclip@5716fe907e (2026-08-18). Data as JSON: /api/errors/76838d8f819ac0de. Report an issue: GitHub.