# Error loading Data unknown error

**URL:** <https://discuss.elastic.co/t/error-loading-data-unknown-error/206694>\
**Category:** Kibana\
**Created:** [November 6, 2019, 12:04am UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694 "2019-11-06T00:04:53Z")\
**Posts on this page:** 6\
**Page:** 1

<div class="post-metadata">

**Author:** ![Youness\_Farah](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/youness_farah/32/57221_2.png) [@Youness\_Farah](https://discuss.elastic.co/u/Youness_Farah)\
**Post date:** [November 6, 2019, 12:04am UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/1 "2019-11-06T00:04:53Z")

</div>

this happens when I look for a word in discover the kibana server stops and displays the following message:  
 ![image](https://us1.discourse-cdn.com/elastic/original/3X/9/c/9ca51c72549cd01e85a122c11f41941620bfbd5b.png)  
 ![image](https://us1.discourse-cdn.com/elastic/original/3X/d/7/d73e0c66f22f889ebfe63b1963a4efa5efc12a6e.png)

varsion kibana : 7.4.0

elasticsearch rest runing , when I look in kibana log files there is nothing

---

<div class="post-metadata">

**Author:** ![mattkime](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/mattkime/32/43522_2.png) [@mattkime](https://discuss.elastic.co/u/mattkime)\
**Post date:** [November 11, 2019, 8:10pm UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/2 "2019-11-11T20:10:41Z")

</div>

Could you provide more context via logs for both kibana and elasticsearch? I need to determine the request made and the info provided only shows the error result due to the request.

---

<div class="post-metadata">

**Author:** ![Youness\_Farah](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/youness_farah/32/57221_2.png) [@Youness\_Farah](https://discuss.elastic.co/u/Youness_Farah)\
**Post date:** [November 11, 2019, 9:13pm UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/3 "2019-11-11T21:13:04Z")

</div>

It's resolved by increase memory heap for kibana . Thanks marttkime

---

<div class="post-metadata">

**Author:** ![mattkime](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/mattkime/32/43522_2.png) [@mattkime](https://discuss.elastic.co/u/mattkime)\
**Post date:** [November 11, 2019, 10:16pm UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/4 "2019-11-11T22:16:13Z")

</div>

How did you determine it was memory related? Was there an out of memory error message in the logs?

---

<div class="post-metadata">

**Author:** ![Youness\_Farah](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/youness_farah/32/57221_2.png) [@Youness\_Farah](https://discuss.elastic.co/u/Youness_Farah)\
**Post date:** [November 12, 2019, 8:52am UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/5 "2019-11-12T08:52:31Z")

</div>

I supervised the memory kibana it exceeds 100% and it has only 286 MB. in the logs there is nothing that appears

---

<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:** [December 10, 2019, 8:52am UTC](https://discuss.elastic.co/t/error-loading-data-unknown-error/206694/6 "2019-12-10T08:52:32Z")

</div>

This topic was automatically closed 28 days after the last reply. New replies are no longer allowed.