# Ignition/MQTT/zwavejs2mqtt

**URL:** <https://forum.inductiveautomation.com/t/ignition-mqtt-zwavejs2mqtt/64734>\
**Category:** Ignition\
**Created:** [October 1, 2022, 8:14pm UTC](https://forum.inductiveautomation.com/t/ignition-mqtt-zwavejs2mqtt/64734 "2022-10-01T20:14:24Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![deon.korb](https://avatars.discourse-cdn.com/v4/letter/d/8c91f0/32.png) [@deon.korb](https://forum.inductiveautomation.com/u/deon.korb)\
**Post date:** [October 3, 2022, 3:15am UTC](https://forum.inductiveautomation.com/t/ignition-mqtt-zwavejs2mqtt/64734/3 "2022-10-03T03:15:34Z")

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You might be experiencing this bug:

> [@MQTT Engine Custom Namespace Not Writeable](https://forum.inductiveautomation.com/t/mqtt-engine-custom-namespace-not-writeable/60611):
>
> My MQTT Engine namespaces seem to suddenly not be writeable anymore. This was working. The writeable option is definitely ticked: The AccessRights on the MQTT Engine tag provider seems to be Read\_Write: [image] Writing to it (either directly or via reference tag) always produces this: [image] I have upgraded to 8.1.17 and MQTT Engine v 4.0.11 in hopes of solving this, but no change. I use a change script on a reference tag to do the actual MQTT publish, but the script isn’t exec…

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