# :IRB Bug

**URL:** <https://www.ruby-forum.com/t/irb-bug/126574>\
**Category:** Ruby\
**Created:** [January 19, 2008, 7:15pm UTC](https://www.ruby-forum.com/t/irb-bug/126574 "2008-01-19T19:15:35Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![WindhamS\_Kristopher](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/e480ec/32.png) [@WindhamS\_Kristopher](https://www.ruby-forum.com/u/WindhamS_Kristopher)\
**Post date:** [January 19, 2008, 7:15pm UTC](https://www.ruby-forum.com/t/irb-bug/126574/1 "2008-01-19T19:15:35Z")

</div>

trying to help Superfly with his NameError for YAML  
and Irb really started acting up…  
anyone able to make any sense out of this?

irb(main):001:0\> require ‘yaml’  
=\> true  
irb(main):002:0\> captions\_number = YAML.load(File.open("/Users/UniX/  
ruby/arrays/captions\_number.yaml"))  
=\> false  
irb(main):003:0\>  
slog:~/ruby19/lib/ruby/1.9.0 UniX$ ~/ruby19/bin/irb  
SyntaxError: (irb):3: no . floating literal anymore; put 0  
before dot  
slog:~/ruby19/lib/ruby/1.9.0 UniX$ ~/ruby19/bin/irb  
^  
(irb):3: syntax error, unexpected tINTEGER  
slog:~/ruby19/lib/ruby/1.9.0 UniX$ ~/ruby19/bin/irb  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):004:0\> irb(main):001:0\> require ‘yaml’  
SyntaxError: (irb):4: syntax error, unexpected ‘:’, expecting $end  
irb(main):001:0\> require ‘yaml’  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):005:0\> =\> true  
SyntaxError: (irb):5: syntax error, unexpected tASSOC  
=\> true  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):006:0\> irb(main):002:0\> captions\_number = YAML.load  
(File.open("/Users/UniX/ruby/arrays/captions\_number.yaml"))  
SyntaxError: (irb):6: syntax error, unexpected ‘:’, expecting $end  
irb(main):002:0\> captions\_number = YAML…  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):007:0\> =\> false  
SyntaxError: (irb):7: syntax error, unexpected tASSOC  
=\> false  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):008:0\> irb(main):003:0\> slog:~/ruby19/lib/ruby/1.9.0 UniX$  
~/ruby19/bin/irb  
SyntaxError: (irb):8: syntax error, unexpected ‘:’, expecting $end  
irb(main):003:0\> slog:~/ruby19/lib/ruby/1.9.0 UniX$ ~/ruby19/bin/irb  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):009:0\> irb(main):001:0\> require ‘yaml’  
SyntaxError: (irb):9: syntax error, unexpected ‘:’, expecting $end  
irb(main):001:0\> require ‘yaml’  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):010:0\> =\> true  
SyntaxError: (irb):10: syntax error, unexpected tASSOC  
=\> true  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):011:0\> irb(main):002:0\> captions\_number = YAML.load  
(File.open("/Users/UniX/ruby/arrays/captions\_number.yaml"))  
SyntaxError: (irb):11: syntax error, unexpected ‘:’, expecting $end  
irb(main):002:0\> captions\_number = YAML…  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):012:0\> =\> false  
SyntaxError: (irb):12: syntax error, unexpected tASSOC  
=\> false  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):013:0\> irb(main):003:0\>  
irb(main):014:0\* slog:~/ruby19/lib/ruby/1.9.0 UniX$ ~/ruby19/bin/irb  
SyntaxError: (irb):13: syntax error, unexpected ‘:’, expecting $end  
irb(main):003:0\>  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):015:0\> irb(main):001:0\> require ‘yaml’  
SyntaxError: (irb):15: syntax error, unexpected ‘:’, expecting $end  
irb(main):001:0\> require ‘yaml’  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):016:0\> =\> true  
SyntaxError: (irb):16: syntax error, unexpected tASSOC  
=\> true  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):017:0\> irb(main):002:0\> captions\_number = YAML.load  
(File.open("/Users/UniX/ruby/arrays/captions\_number.yaml"))  
SyntaxError: (irb):17: syntax error, unexpected ‘:’, expecting $end  
irb(main):002:0\> captions\_number = YAML…  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):018:0\> =\> false  
SyntaxError: (irb):18: syntax error, unexpected tASSOC  
=\> false  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
irb(main):019:0\> irb(main):003:0\>  
irb(main):020:0\*  
irb(main):021:0\* irb(main):021:0\>  
irb(main):022:0\* irb(main):022:0\> SyntaxError: (irb):19: syntax  
error, unexpected ‘:’, expecting $end  
irb(main):003:0\>  
^  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb:  
81:in `eval' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/workspace.rb: 81:in`evaluate’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/context.rb:219:in  
`evaluate' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:150:in`block  
(2 levels) in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:259:in  
`signal_status' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:147:in`block  
in eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
244:in `block (2 levels) in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 231:in`loop’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
231:in `block in each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb: 230:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb/ruby-lex.rb:  
230:in `each_top_level_statement' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:146:in`eval\_input’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:70:in `block in start' from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in`catch’  
from /Users/UniX/ruby19/lib/ruby/1.9.0/irb.rb:69:in `start' from /Users/UniX/ruby19/bin/irb:13:in`’  
Maybe IRB bug!!  
slog:~/ruby19/lib/ruby/1.9.0 UniX$

---

<div class="post-metadata">

**Author:** ![WindhamS\_Kristopher](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/e480ec/32.png) [@WindhamS\_Kristopher](https://www.ruby-forum.com/u/WindhamS_Kristopher)\
**Post date:** [January 19, 2008, 7:28pm UTC](https://www.ruby-forum.com/t/irb-bug/126574/2 "2008-01-19T19:28:32Z")

</div>

never mind…  
this is about the dumbest thing I have ever posted…  
I figured out what I was doing…  
don’t even try to reproduce this one…