# Visualize: Cannot read property 'some' of undefined

**URL:** https://discuss.elastic.co/t/visualize-cannot-read-property-some-of-undefined/134374
**Category:** Kibana
**Created:** [June 4, 2018, 7:29am UTC](https://discuss.elastic.co/t/visualize-cannot-read-property-some-of-undefined/134374 "2018-06-04T07:29:37Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![timroes](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/timroes/32/19712_2.png) [@timroes](https://discuss.elastic.co/u/timroes)
#### Post date: [June 12, 2018, 5:48am UTC](https://discuss.elastic.co/t/visualize-cannot-read-property-some-of-undefined/134374/4 "2018-06-12T05:48:51Z")

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Hi,

could you please open the dev tools of your browser (Pressing F12) and check for the stack trace that should be on the "Console". It should print more context about where this error actually happened.

Cheers,  
Tim

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