# bokeh-server connection refused

**URL:** <https://discourse.bokeh.org/t/bokeh-server-connection-refused/752>\
**Category:** Community Support\
**Created:** [October 7, 2015, 3:57pm UTC](https://discourse.bokeh.org/t/bokeh-server-connection-refused/752 "2015-10-07T15:57:18Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ea42\_github](https://discourse.bokeh.org/letter_avatar_proxy/v4/letter/e/e5b9ba/32.png) [@ea42\_github](https://discourse.bokeh.org/u/ea42_github)\
**Post date:** [October 7, 2015, 3:57pm UTC](https://discourse.bokeh.org/t/bokeh-server-connection-refused/752/1 "2015-10-07T15:57:18Z")

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what do I need to do to address ‘connection refused’ errors  
for bokeh-server running on Fedora 22?

> bokeh-server --port 8888

```
Bokeh Server Configuration

```

> **···**
>
> ==========================
> 
> ```
> python version : 2.7.10
> 
> bokeh version : 0.10.0
> 
> listening : 127.0.0.1:8888
> 
> backend : memory
> 
> python options : debug:OFF, verbose:OFF, filter-logs:OFF, multi-user:OFF
> 
> js options : debugjs:OFF
> 
> ```
> 
> Exception in thread Thread-2:
> 
> Traceback (most recent call last):
> 
> File “/usr/lib64/python2.7/threading.py”, line 813, in \_\_bootstrap\_inner
> 
> ```
> self.run()
> 
> ```
> 
> File “/usr/lib64/python2.7/threading.py”, line 766, in run
> 
> ```
> self.__target(*self.__args, **self.__kwargs)
> 
> ```
> 
> File “/usr/lib/python2.7/site-packages/bokeh/server/zmq/subscriber.py”, line 31, in run
> 
> ```
> socket.connect(addr)
> 
> ```
> 
> File “zmq/backend/cython/socket.pyx”, line 516, in zmq.backend.cython.socket.Socket.connect (zmq/backend/cython/so  
> cket.c:5030)
> 
> ZMQError: Connection refused

---

<div class="post-metadata">

**Author:** ![system](https://discourse-uploads.bokeh.org/original/2X/1/14eb24f9e10e4e9b78e3f10f66c04ffa96446e5a.svg) [@system](https://discourse.bokeh.org/u/system)\
**Post date:** [July 21, 2021, 9:06pm UTC](https://discourse.bokeh.org/t/bokeh-server-connection-refused/752/2 "2021-07-21T21:06:40Z")

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