Sorted:

problem about na-Record and share programming errors

File::Find::Rule::LibMagic: Is it ok to keep options with undefined values?-Record and share programming errors

Codeigniter Undefined property: xxxx_model::$db only from Model-Record and share programming errors

problem about options-Record and share programming errors

problem about module-pattern-Record and share programming errors

Why is this undefined behavior when I always get the same result?-Record and share programming errors

“cord” library that comes with Boehm GC causes undefined reference errors-Record and share programming errors

Testing views with rspec – undefined current_user in helper file when rendering view-Record and share programming errors

Devise + OmniAuth Installation Error: undefined method `omniauth' for Devise:Module (NoMethodError)-Record and share programming errors

Why no error about undefined variable is raised in LISP while setq()?-Record and share programming errors