# Fatal Error - Javascript

**URL:** <https://discuss.elastic.co/t/fatal-error-javascript/169706>\
**Category:** Kibana\
**Created:** [February 24, 2019, 7:37am UTC](https://discuss.elastic.co/t/fatal-error-javascript/169706 "2019-02-24T07:37:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Idop](https://avatars.discourse-cdn.com/v4/letter/i/c68b51/32.png) [@Idop](https://discuss.elastic.co/u/Idop)\
**Post date:** [February 24, 2019, 7:37am UTC](https://discuss.elastic.co/t/fatal-error-javascript/169706/1 "2019-02-24T07:37:36Z")

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I am using Kibana 6.0.0 with ES 6.0.0 embedded in WPF app using IE

After using the time for some time I am getting a Fatal error - The function is supported on this system  
:5601/bundles/kibana.js?v=16070.287

I cant reproduce the error it just happens some times on load  
I am looking for a work around to fix it

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [March 24, 2019, 7:50am UTC](https://discuss.elastic.co/t/fatal-error-javascript/169706/2 "2019-03-24T07:50:50Z")

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