# Uninitialized constant Encoding::ASCII\_8BIT (NameError)

**URL:** <https://www.ruby-forum.com/t/uninitialized-constant-encoding-ascii-8bit-nameerror/126196>\
**Category:** Development\
**Created:** [January 16, 2008, 7:18am UTC](https://www.ruby-forum.com/t/uninitialized-constant-encoding-ascii-8bit-nameerror/126196 "2008-01-16T07:18:44Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Tanaka\_A](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/c67d28/32.png) [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Post date:** [January 16, 2008, 7:18am UTC](https://www.ruby-forum.com/t/uninitialized-constant-encoding-ascii-8bit-nameerror/126196/1 "2008-01-16T07:18:44Z")

</div>

e$B:G6a!"e(Btest-all e$B$,F0$+$J$$$h$&$J5$$,$7$^$9!#e(B

% make test-all  
./miniruby -I./lib -I.ext/i686-linux ./runruby.rb --extout=.ext –  
“./test/runner.rb” --basedir="./test" --runner=console  
/home/akr/ruby/yarvo0/ruby/test/ruby/test\_io\_m17n.rb:7:in  
`<class:TestIO_M17N>': uninitialized constant Encoding::ASCII_8BIT (NameError) from /home/akr/ruby/yarvo0/ruby/test/ruby/test_io_m17n.rb:5:in`\<top (required)\>’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:90:in  
`require' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:90:in`collect\_file’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:73:in `block in recursive_collect' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:58:in`each’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:58:in  
`recursive_collect' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:63:in`block  
in recursive\_collect’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:58:in `each' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:58:in`recursive\_collect’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/collector/dir.rb:29:in  
`collect' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/autorunner.rb:68:in`block (1  
levels) in class:AutoRunner’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/autorunner.rb:213:in `[]' from /home/akr/ruby/yarvo0/ruby/lib/test/unit/autorunner.rb:213:in`run’  
from  
/home/akr/ruby/yarvo0/ruby/lib/test/unit/autorunner.rb:12:in `run' from ./test/runner.rb:9:in`’  
make: \*\*\* [test-all] Error 1  
zsh: exit 2 make test-all  
% ./ruby -v  
ruby 1.9.0 (2008-01-16 revision 0) [i686-linux]