# 使用 RestHighLevelClient 连接 es 集群报错 Request cannot be executed; I/O reactor status: STOPPED

**URL:** <https://discuss.elastic.co/t/resthighlevelclient-es-request-cannot-be-executed-i-o-reactor-status-stopped/165009>\
**Category:** 中文提问与讨论\
**Created:** [January 21, 2019, 8:44am UTC](https://discuss.elastic.co/t/resthighlevelclient-es-request-cannot-be-executed-i-o-reactor-status-stopped/165009 "2019-01-21T08:44:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![corleone](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/corleone/32/40007_2.png) [@corleone](https://discuss.elastic.co/u/corleone)\
**Post date:** [January 21, 2019, 8:44am UTC](https://discuss.elastic.co/t/resthighlevelclient-es-request-cannot-be-executed-i-o-reactor-status-stopped/165009/1 "2019-01-21T08:44:52Z")

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连接集群的代码如下：

 ![1548060135(1)](https://us1.discourse-cdn.com/elastic/original/3X/7/9/79de7d52ae18fb41eb0c85aab703407cdd93f255.png)  
在启动完成之后，查询某索引就会报错，查询的关键代码如下：  
SearchResponse searchResponse = client.search(searchRequest, RequestOptions.DEFAULT);  
这是报错： ![1548060226(1)](https://us1.discourse-cdn.com/elastic/original/3X/e/d/ede1d2a4fd0e0cd39f061f33e7810174c44d10df.png)

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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:** [February 18, 2019, 8:44am UTC](https://discuss.elastic.co/t/resthighlevelclient-es-request-cannot-be-executed-i-o-reactor-status-stopped/165009/2 "2019-02-18T08:44:57Z")

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