# DBI error please help **URL:** \ **Category:** Ruby\ **Created:** [January 30, 2008, 7:58pm UTC](https://www.ruby-forum.com/t/dbi-error-please-help/127610 "2008-01-30T19:58:23Z")\ **Posts on this page:** 1\ **Page:** 1
**Author:** ![woodzer](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/w/f08c70/32.png) [@woodzer](https://www.ruby-forum.com/u/woodzer)\ **Post date:** [January 30, 2008, 7:58pm UTC](https://www.ruby-forum.com/t/dbi-error-please-help/127610/1 "2008-01-30T19:58:23Z")
I cannot do a select on a decimal field all others work fine. Any help in solving this is greatly appreciated. Ruby throws this error. [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: error in ruby [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: /usr/lib/ruby/1.8/DBD/Mysql/Mysql.rb:649:in `column_info': undefined method`[]’ for nil:NilClass (NoMethodError) [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/DBD/Mysql/Mysql.rb:648:in `each’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/DBD/Mysql/Mysql.rb:648:in `column\_info’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/DBD/Mysql/Mysql.rb:573:in `execute’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/thread.rb:135:in `synchronize’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/DBD/Mysql/Mysql.rb:570:in `execute’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/dbi.rb:893:in `execute’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/dbi.rb:480:in `execute’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /var/www/peter/planet/page/history:38 [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from (eval):117 [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/apache/eruby-run.rb:116:in `eval\_string\_wrap’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/apache/eruby-run.rb:116:in `run’ [Wed Jan 30 13:46:34 2008] [error] mod\_ruby: from /usr/lib/ruby/1.8/apache/eruby-run.rb:72:in `handler’