# Error on Inputs page in 10.1.2

**URL:** <https://community.openenergymonitor.org/t/error-on-inputs-page-in-10-1-2/11295>\
**Category:** Emoncms\
**Created:** [30 June 2019 18:02 UTC](https://community.openenergymonitor.org/t/error-on-inputs-page-in-10-1-2/11295 "2019-06-30T18:02:26Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![borpin](https://community.openenergymonitor.org/user_avatar/community.openenergymonitor.org/borpin/32/193_2.png) [@borpin](https://community.openenergymonitor.org/u/borpin)\
**Post date:** [1 July 2019 09:21 UTC](https://community.openenergymonitor.org/t/error-on-inputs-page-in-10-1-2/11295/6 "2019-07-01T09:21:50Z")

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I will say it again for emphasis, there is little information on the ‘device’ facility. For example, this is the diskstats input we created a while back (not actuallt running ATM)  
 ![image](https://community.openenergymonitor.org/uploads/default/original/2X/c/c9d39aa56c8c7c570303ab646139fb369aa2807e.png)

- What would be the correct ‘device’ to select and why?
- The box listed as **location** is what comes out as **description**
- What is a **device key** and what does it do?

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