< Back to Insights

Community

How to fix 'Cannot GET /' error in Node-RED?

This troubleshooting guide provides a solution for fixing the 'Cannot GET /' error in Node-RED, which appears when opening the application.

Jeremy Theocharis

February 22, 2023

8 min read

On this page

Problem

When opening Node-RED, the following error message appears

Solution

Append /nodered to the end of your URL

Read next

How to Open Ports and Access Services Using k3d in the United Manufacturing Hub

Learn how to avoid errors and access services like Node-RED, Grafana, PostgreSQL, and OPC-UA simulator in the United Manufacturing Hub by opening specific ports and forwarding them to your host machine using k3d. Follow our step-by-step guide to easily access services.

Implementing an IIot solution can be easy - the 5 step guideline to retrofit my first machine

How I, as a non-IT person, retrofitted my first machine to gather data and therefore valuable insights about the production process of a manufacturing machine.

The story of IT and OT - why two systems are better than one

More and more manufacturers are offering their software platforms everywhere on the internet as a panacea for simplifying and optimizing all production processes. But can this really work? Despite the increasing convergence of IT and OT, companies should think twice before using one system to handle both areas. This is because, historically, the vast majority of providers have their roots in either IT or OT. How did this happen, and why does the history of IT and OT make it advisable to separa