class SerializationError
Ruby on Rails 4.2.9
Since v4.2.9Raised when an unsupported argument type is being set as job argument. We currently support NilClass, Integer, Fixnum, Float, String, TrueClass, FalseClass, Bignum and object that can be represented as GlobalIDs (ex: Active Record). Also raised if you set the key for a Hash something else than a string or a symbol.