# Dashboard line chart not working

**URL:** <https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795>\
**Category:** Dashboard\
**Created:** [17 May 2020 12:15 UTC](https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795 "2020-05-17T12:15:32Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![iijan](https://avatars.discourse-cdn.com/v4/letter/i/eada6e/32.png) [@iijan](https://discourse.nodered.org/u/iijan)\
**Post date:** [17 May 2020 12:15 UTC](https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795/1 "2020-05-17T12:15:32Z")

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having bit of an issue trying to display a line chart using stored data,. here is the payload i am sending to the dashboard ui chart node

{"label":"label","data":[{"x":1589785353387,"y":74},{"x":1589785371831,"y":74},{"x":1589785380067,"y":74},{"x":1589785440072,"y":74},{"x":1589785500067,"y":75},{"x":1589785561766,"y":77}],"series":"Humidity"}

what am i doing wrong?..

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**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [17 May 2020 12:49 UTC](https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795/2 "2020-05-17T12:49:50Z")

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> [@iijan](#):
>
> what am i doing wrong

It doesn't look much like the format described in the docs (under Stored data). Not nearly enough square brackets about the place.

> <https://github.com/node-red/node-red-dashboard/blob/master/Charts.md>

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**Author:** ![iijan](https://avatars.discourse-cdn.com/v4/letter/i/eada6e/32.png) [@iijan](https://discourse.nodered.org/u/iijan)\
**Post date:** [18 May 2020 05:31 UTC](https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795/3 "2020-05-18T05:31:16Z")

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thanks! it was the square brackets!  
nested array

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [1 June 2020 05:31 UTC](https://discourse.nodered.org/t/dashboard-line-chart-not-working/26795/4 "2020-06-01T05:31:20Z")

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