Issue #10036 has been reported by Grey Baker. ---------------------------------------- Bug #10036: Time.parse raises NoMethodError: undefined method `<' for nil:NilClass when called with out of range arguments and a negative offset https://bugs.ruby-lang.org/issues/10036 * Author: Grey Baker * Status: Open * Priority: Normal * Assignee: * Category: lib * Target version: current: 2.2.0 * ruby -v: ruby 2.1.2p95 (2014-05-08 revision 45877) [x86_64-darwin13.0] * Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN ---------------------------------------- To replicate: require 'time' Time.parse("2014-13-13T18:00:00-0900") # => NoMethodError: undefined method `<' for nil:NilClass This should instead return "ArgumentError: argument out of range", like it does with a positive offset: Time.parse("2014-13-13T18:00:00+0900") # => ArgumentError: argument out of range Fix is a one-liner on GitHub: https://github.com/ruby/ruby/pull/667 -- https://bugs.ruby-lang.org/