Resolving Cloudflare Tunnel Token Errors: Invalid Character Issues Explained
Daniel Marino
29 October 2024
Resolving Cloudflare Tunnel Token Errors: Invalid Character Issues Explained

When setting up a Cloudflare tunnel, Windows users frequently get the "tunnel token not valid" error. hidden characters in the token string, which can be added during the copy-paste procedure from Cloudflare's portal, are usually the cause of this problem. The problem frequently continues because of non-visible characters even after HEX format examination has confirmed there are no hidden characters.