# Visualizations has errors default page **URL:** \ **Category:** SIEM\ **Created:** [August 17, 2020, 4:22am UTC](https://discuss.elastic.co/t/visualizations-has-errors-default-page/245176 "2020-08-17T04:22:29Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![Frank\_Hassanabad](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/frank_hassanabad/32/49255_2.png) [@Frank\_Hassanabad](https://discuss.elastic.co/u/Frank_Hassanabad)\ **Post date:** [August 17, 2020, 7:35pm UTC](https://discuss.elastic.co/t/visualizations-has-errors-default-page/245176/3 "2020-08-17T19:35:26Z")
Yeah this often happens if you haven't pushed your index templates and you can see us answering this here with some pointers on what to do: > [@SIEM doesn't show any Winlogbeat events, despite ES receiving them](https://discuss.elastic.co/t/siem-doesnt-show-any-winlogbeat-events-despite-es-receiving-them/224008/10): > > @Aura, ahhh, I think I might see what's going on. I bet when you first setup winlog beat you accidentally forgot to push your templates which control the mapping? [https://www.elastic.co/guide/en/beats/winlogbeat/current/winlogbeat-template.html](https://www.elastic.co/guide/en/beats/winlogbeat/current/winlogbeat-template.html) You can check your mapping in your dev tools: [Screen Shot 2020-04-10 at 7.47.05 AM] like so....To see the entire mapping of your winlog beats: GET winlogbeat-7.6.0/\_mapping If you want to just concentrate on… I don't know if it's your winlogbeat, audtibeat, some custom one, etc... but usually if you can get your templates and ECS mapping pushed up and then do a reindex, data reset, you will be ok. --- _[View the full topic](https://discuss.elastic.co/t/visualizations-has-errors-default-page/245176)._