# Kibana-Courier Fetch Error: unhandled error

**URL:** <https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952>\
**Category:** Kibana\
**Created:** [May 20, 2015, 8:41am UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952 "2015-05-20T08:41:04Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![raghavan\_rajagopalan](https://avatars.discourse-cdn.com/v4/letter/r/278dde/32.png) [@raghavan\_rajagopalan](https://discuss.elastic.co/u/raghavan_rajagopalan)\
**Post date:** [May 20, 2015, 8:41am UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952/1 "2015-05-20T08:41:04Z")

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Hi All,

When trying to initialize kibana below error is thrown. I have installed elasticsearch and kibana service in same Windows server and used default kibanaand elasticsearch config settings.

Could you please help in resolving the issue.

Courier Fetch Error: unhandled error KbnError@[http://10.54.8.125:5601/index.js?\_b=5930:39210:21](http://10.54.8.125:5601/index.js?_b=5930:39210:21)  
RequestFailure@[http://10.54.8.125:5601/index.js?\_b=5930:39247:1](http://10.54.8.125:5601/index.js?_b=5930:39247:1)  
callResponseHandlers/\<@[http://10.54.8.125:5601/index.js?\_b=5930:42978:38](http://10.54.8.125:5601/index.js?_b=5930:42978:38)  
Promise.try@[http://10.54.8.125:5601/index.js?\_b=5930:46205:23](http://10.54.8.125:5601/index.js?_b=5930:46205:23)  
Promise.map/\<@[http://10.54.8.125:5601/index.js?\_b=5930:46183:16](http://10.54.8.125:5601/index.js?_b=5930:46183:16)  
Promise.map@[http://10.54.8.125:5601/index.js?\_b=5930:46182:26](http://10.54.8.125:5601/index.js?_b=5930:46182:26)  
callResponseHandlers@[http://10.54.8.125:5601/index.js?\_b=5930:42950:1](http://10.54.8.125:5601/index.js?_b=5930:42950:1)  
fetchWithStrategy/\<@[http://10.54.8.125:5601/index.js?\_b=5930:43068:16](http://10.54.8.125:5601/index.js?_b=5930:43068:16)  
qFactory/defer/deferred.promise.then/wrappedCallback@[http://10.54.8.125:5601/index.js?\_b=5930:20873:31](http://10.54.8.125:5601/index.js?_b=5930:20873:31)  
qFactory/defer/deferred.promise.then/wrappedCallback@[http://10.54.8.125:5601/index.js?\_b=5930:20873:31](http://10.54.8.125:5601/index.js?_b=5930:20873:31)  
qFactory/ref/\<.then/\<@[http://10.54.8.125:5601/index.js?\_b=5930:20959:26](http://10.54.8.125:5601/index.js?_b=5930:20959:26)  
$RootScopeProvider/this.$get\</Scope.prototype.$eval@[http://10.54.8.125:5601/index.js?\_b=5930:22002:16](http://10.54.8.125:5601/index.js?_b=5930:22002:16)  
$RootScopeProvider/this.$get\</Scope.prototype.$digest@[http://10.54.8.125:5601/index.js?\_b=5930:21814:15](http://10.54.8.125:5601/index.js?_b=5930:21814:15)  
$RootScopeProvider/this.$get\</Scope.prototype.$apply@[http://10.54.8.125:5601/index.js?\_b=5930:22106:13](http://10.54.8.125:5601/index.js?_b=5930:22106:13)  
done@[http://10.54.8.125:5601/index.js?\_b=5930:17641:34](http://10.54.8.125:5601/index.js?_b=5930:17641:34)  
completeRequest@[http://10.54.8.125:5601/index.js?\_b=5930:17855:7](http://10.54.8.125:5601/index.js?_b=5930:17855:7)  
createHttpBackend/\</xhr.onreadystatechange@[http://10.54.8.125:5601/index.js?\_b=5930:17794:1](http://10.54.8.125:5601/index.js?_b=5930:17794:1)

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<div class="post-metadata">

**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [May 20, 2015, 11:18am UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952/2 "2015-05-20T11:18:39Z")

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Is Elasticsearch up and running and in an OK state?

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<div class="post-metadata">

**Author:** ![uvenkat19](https://avatars.discourse-cdn.com/v4/letter/u/0ea827/32.png) [@uvenkat19](https://discuss.elastic.co/u/uvenkat19)\
**Post date:** [September 18, 2015, 11:02am UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952/3 "2015-09-18T11:02:46Z")

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I am also facing same problem. My dashboard contains more than 5 visualizations, when i am trying to load dashboard, getting 500 internal error at \_mget post call, even some times getting bad request as well[error code: 400]. can any one know reason ?

Note: not all the time getting 500 and 400 error. when i refresh the browser, i am not seeing error and loading dashboard perfectly

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<div class="post-metadata">

**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [September 18, 2015, 10:20pm UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952/4 "2015-09-18T22:20:16Z")

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Please create your own thread for this! 🙂

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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:** [July 6, 2017, 2:12pm UTC](https://discuss.elastic.co/t/kibana-courier-fetch-error-unhandled-error/952/5 "2017-07-06T14:12:56Z")

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