---
title: Troubleshooting
description: "- **Problem:** Plug-in does not appear in Grasshopper. - **Solution:** Ensure that the `.gha` file is unblocked by right-clicking the file, going to `Properties`, and selecting `Unblock`. --- - **Problem:** Grasshopper crashes when loading the plug-in. - **Solution:** Ensure you…"
url: "https://snhm.io/documentation/troubleshooting/"
updated: "2024-09-21"
category: Installation
---

# Troubleshooting

- **Problem:** Plug-in does not appear in Grasshopper.
  - **Solution:** Ensure that the `.gha` file is unblocked by right-clicking the file, going to `Properties`, and selecting `Unblock`.

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- **Problem:** Grasshopper crashes when loading the plug-in.
  - **Solution:** Ensure you have the correct version of Rhino and Grasshopper. Double-check the installation steps.

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- **Problem:** License validation fails.
  - **Solution:** Verify that the correct email and license key are entered. Ensure the license isn’t being used on another machine for single licenses. Check your internet connection for validation.

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