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hermes - 💡(How to fix) Fix [Bug]: Windows native installation fails if python not installed [1 pull requests]

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Error Message

⚠ uv python install error: Downloading cpython-3.11.15-windows-x86_64-none (download) (24.5MiB) → If the error is unclear, try downloading and running the script directly:

Additional Logs / Traceback (optional)

Root Cause

Root Cause Analysis (optional)

Fix Action

Fixed

Code Example

no report as hermes failed to install

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RAW_BUFFERClick to expand / collapse

Bug Description

Fresh computer running windows 11. Try to install from admin powershell and I get this

PS C:\hermes> irm https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.ps1 | iex

┌─────────────────────────────────────────────────────────┐ │ ⚕ Hermes Agent Installer │ ├─────────────────────────────────────────────────────────┤ │ An open source AI agent by Nous Research. │ └─────────────────────────────────────────────────────────┘

→ Checking for uv package manager... ✓ uv found (uv 0.11.13 (4512a3931 2026-05-10 x86_64-pc-windows-msvc)) → Checking Python 3.11... → Python 3.11 not found, installing via uv... ⚠ uv python install error: Downloading cpython-3.11.15-windows-x86_64-none (download) (24.5MiB) → Trying to find any existing Python 3.10+...

✗ Installation failed: Python was not found; run without arguments to install from the Microsoft Store, or disable this shortcut from Settings > Apps > Advanced app settings > App execution aliases.

→ If the error is unclear, try downloading and running the script directly: Invoke-WebRequest -Uri 'https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.ps1' -OutFile install.ps1 .\install.ps1

Steps to Reproduce

Run the given install command on an admin powershell prompt in windows

Expected Behavior

Hermes should be installed

Actual Behavior

install errors out

Affected Component

Setup / Installation

Messaging Platform (if gateway-related)

No response

Debug Report

no report as hermes failed to install

Operating System

windows 11

Python Version

No response

Hermes Version

No response

Additional Logs / Traceback (optional)

Root Cause Analysis (optional)

No response

Proposed Fix (optional)

No response

Are you willing to submit a PR for this?

  • I'd like to fix this myself and submit a PR

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#installation#memory management#API rate limit#retriever error#indexing error

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