What to do when MQTT in & out fails to connect? (don’t forget ia_nodered!)

While building the Node-RED flow the MQTT elements failed to connect under deployment.

Problem

While building the Node-RED flow the MQTT elements failed to connect under deployment.

Solution

  1. This can be tackled by clicking on the pencil for the MQTT element:

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  1. Then under security use the username ia-nodered:

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Last modified October 5, 2022: Historian article (#107) (5f30dc0)