Debug nodes are not working properly

[zenofmud]

You haven't provided much information to allow someone to help you.

1. what platform and OS are you running NR on?
2. what version of Node-RED are you using?
3. What version of Node.js?
4. Have you ever seen a debug message in the sidebar?

• if so what changed?

5. Are the debug nodes active?
   

If none of this helps, please provide your flow but read this thread first.