# mqttClient Service Connect error?

**URL:** <https://mangoh.discourse.group/t/mqttclient-service-connect-error/9093>\
**Category:** Uncategorized\
**Created:** [April 28, 2021, 10:01am UTC](https://mangoh.discourse.group/t/mqttclient-service-connect-error/9093 "2021-04-28T10:01:12Z")\
**Posts on this page:** 1\
**Showing post:** 32

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**Author:** ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)\
**Post date:** [April 29, 2021, 9:53am UTC](https://mangoh.discourse.group/t/mqttclient-service-connect-error/9093/32 "2021-04-29T09:53:48Z")

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other user can work with MQTT:

> [@Sending file over mqtt using mqttClient-for-Legato](https://mangoh.discourse.group/t/sending-file-over-mqtt-using-mqttclient-for-legato/5773):
>
> hi i am using [mqttClient-for-Legato](https://github.com/nhonchu/mqttClient-for-Legato). I am able to publish data. But i am not able to send file using “mqtt pubfile topic filename” It says cannot open file and I have already given all the permissions. Any help would be appreciated Zehra

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