TypeError Exception: can't convert Hash into String

[cis-pjain]

Hello All,

I am getting above error while trying to change my state.

My model is like as

class MyModel

state_machine :status, initial: :waiting do
event :processing do
transition any => :proces
end
event :refused do
transition any => :refus
end
event :processed do
transition any => :process
end

end

Please help me ASAP

[avgerin0s]

Can you please write your code in a MD code block?