# InfluxDB Error - NO\_PUBKEY

**URL:** https://community.influxdata.com/t/influxdb-error-no-pubkey/20992
**Category:** InfluxDB 2
**Tags:** influxdb
**Created:** [July 31, 2021, 11:08pm UTC](https://community.influxdata.com/t/influxdb-error-no-pubkey/20992 "2021-07-31T23:08:57Z")
**Posts on this page:** 2
**Page:** 1

<div class="post-metadata">

### Author: ![nilden\_tutalar](https://sea1.discourse-cdn.com/flex023/user_avatar/community.influxdata.com/nilden_tutalar/32/7933_2.png) [@nilden\_tutalar](https://community.influxdata.com/u/nilden_tutalar)
#### Post date: [July 31, 2021, 11:08pm UTC](https://community.influxdata.com/t/influxdb-error-no-pubkey/20992/1 "2021-07-31T23:08:57Z")

</div>

Whenever I do system update influxDB error arises. How can I fix this problem?

```auto

Err:8 https://repos.influxdata.com/ubuntu focal InRelease       
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 684A14CF2582E0C5

```

---

<div class="post-metadata">

### Author: ![Franky1](https://sea1.discourse-cdn.com/flex023/user_avatar/community.influxdata.com/franky1/32/6666_2.png) [@Franky1](https://community.influxdata.com/u/Franky1)
#### Post date: [August 2, 2021, 1:33pm UTC](https://community.influxdata.com/t/influxdb-error-no-pubkey/20992/2 "2021-08-02T13:33:02Z")

</div>

Try it with:

```bash
sudo apt-key update
sudo apt-get update

```