# IO Error

**URL:** <https://www.ruby-forum.com/t/io-error/152841>\
**Category:** Rails\
**Created:** [November 7, 2008, 11:30pm UTC](https://www.ruby-forum.com/t/io-error/152841 "2008-11-07T23:30:45Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![ADADAD](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/85e7bf/32.png) [@ADADAD](https://www.ruby-forum.com/u/ADADAD)\
**Post date:** [November 7, 2008, 11:30pm UTC](https://www.ruby-forum.com/t/io-error/152841/1 "2008-11-07T23:30:45Z")

</div>

has anyone seen an IO error like this? Trying to track it down, running  
Jruby/Rails on Tomcat here…

INFO: /!\ FAILSAFE /!\ Fri Nov 07 17:26:01 -0500 2008  
Status: 500 Internal Server Error  
IO Error

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/request.rb:420:in  
`parse\_formatted\_request\_parameters’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/cgi\_process.rb:80:in  
`request\_parameters’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/request.rb:307:in  
`parameters’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/request.rb:22:in  
`request\_method’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/request.rb:35:in  
`method’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/routing/route\_set.rb:431:in  
`extract\_request\_environment’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/routing/route\_set.rb:384:in  
`recognize’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:148:in  
`handle\_request’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:107:in  
`dispatch’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:104:in  
`dispatch’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:120:in  
`dispatch\_cgi’

/usr/local/tomcat/webapps/myapp/WEB-INF/gems/gems/actionpack-2.1.1/lib/action\_controller/dispatcher.rb:35:in  
`dispatch’

file:/usr/local/tomcat/webapps/myapp/WEB-INF/lib/jruby-rack-0.9.1.jar!/rack/adapter/rails.rb:37:in  
`serve\_rails’

file:/usr/local/tomcat/webapps/myapp/WEB-INF/lib/jruby-rack-0.9.1.jar!/rack/adapter/rails.rb:44:in  
`call’

file:/usr/local/tomcat/webapps/myapp/WEB-INF/lib/jruby-rack-0.9.1.jar!/jruby/rack/rails.rb:141:in  
`call’

file:/usr/local/tomcat/webapps/myapp/WEB-INF/lib/jruby-rack-0.9.1.jar!/rack/handler/servlet.rb:17:in  
`call’  
:1