The issue is scoping: in the example above, what is res4 bound to when fun2() returns {:error, :nope}?
AFAIK, Elixir expects to be able to determine which bindings are in scope at each point statically at compile-time.
al2o3cr
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czrpb
thx for the reply!
id say: unbound or a function (to be) call(ed)? or am i missing something?! 
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