---
title: Streamable UI Errors
description: Troubleshooting errors related to streamable UI.
url: "https://ai-sdk.dev/docs/troubleshooting/streamable-ui-errors"
docs_index: /llms.txt
---

> For an index of all documentation, see [/llms.txt](/llms.txt).

## Issue

- Variable Not Found
- Cannot find `div`
- `Component` refers to a value, but is being used as a type

## Solution

If you encounter these errors when working with streamable UIs within server actions, it is likely because the file ends in `.ts` instead of `.tsx`.

---

For a semantic overview of all documentation, see [/sitemap.md](/sitemap.md)

For an index of all available documentation, see [/llms.txt](/llms.txt)

For agent-facing discovery, including API and MCP surfaces, see [/agents.md](/agents.md)