# Errors in this file (tcphack.rb)

**URL:** <https://www.ruby-forum.com/t/errors-in-this-file-tcphack-rb/161188>\
**Category:** Mongrel\
**Created:** [February 24, 2009, 7:40am UTC](https://www.ruby-forum.com/t/errors-in-this-file-tcphack-rb/161188 "2009-02-24T07:40:13Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![his2000x](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/3d9bf3/32.png) [@his2000x](https://www.ruby-forum.com/u/his2000x)\
**Post date:** [February 24, 2009, 7:40am UTC](https://www.ruby-forum.com/t/errors-in-this-file-tcphack-rb/161188/1 "2009-02-24T07:40:13Z")

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hi all,

i can not speak english well.

my os is ubuntu ,

unbuntu update was yesterday.

and then does not work.

this is mongrel error

/usr/local/lib/site\_ruby/1.8/mongrel/tcphack.rb:12:in  
`initialize_without_backlog': Address already in use - bind(2) (Errno::EADDRINUSE) from /usr/local/lib/site_ruby/1.8/mongrel/tcphack.rb:12:in`initialize’  
from /usr/local/lib/site\_ruby/1.8/mongrel.rb:93:in `new' from /usr/local/lib/site_ruby/1.8/mongrel.rb:93:in`initialize’  
from /usr/local/lib/site\_ruby/1.8/mongrel/configurator.rb:139:in  
`new' from /usr/local/lib/site_ruby/1.8/mongrel/configurator.rb:139:in`listener’  
from conf\_mongrel.rb:609:in `cloaker_' from /usr/local/lib/site_ruby/1.8/mongrel/configurator.rb:50:in`call’  
from /usr/local/lib/site\_ruby/1.8/mongrel/configurator.rb:50:in  
`initialize' from conf_mongrel.rb:608:in`new’  
from conf\_mongrel.rb:608

caused by the os update is going on?

i don’t understand this error

Please let me know

thank you for reading my article.

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<div class="post-metadata">

**Author:** ![his2000x](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/3d9bf3/32.png) [@his2000x](https://www.ruby-forum.com/u/his2000x)\
**Post date:** [February 24, 2009, 6:00pm UTC](https://www.ruby-forum.com/t/errors-in-this-file-tcphack-rb/161188/2 "2009-02-24T18:00:54Z")

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it seems like you have another mongrel running on the port you tried to  
start it up on: Address already in use - bind(2)  
(Errno::EADDRINUSE). Try shutting down the other server process that’s  
in  
the way or start the new one up on a different port.  
Michael

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<div class="post-metadata">

**Author:** ![his2000x](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/3d9bf3/32.png) [@his2000x](https://www.ruby-forum.com/u/his2000x)\
**Post date:** [February 25, 2009, 3:46am UTC](https://www.ruby-forum.com/t/errors-in-this-file-tcphack-rb/161188/3 "2009-02-25T03:46:22Z")

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thank you ! Michael

my server has mysql process