MethodError: no method matching iterate(::ColorTypes.RGB{Float64})
Closest candidates are:
iterate(!Matched::Union{LinRange, StepRangeLen}) at range.jl:664
iterate(!Matched::Union{LinRange, StepRangeLen}, !Matched::Int64) at range.jl:664
iterate(!Matched::T) where T<:Union{Base.KeySet{var"#s79", var"#s78"} where {var"#s79", var"#s78"<:Dict}, Base.ValueIterator{var"#s77"} where var"#s77"<:Dict} at dict.jl:693
...
https://juliaimages.org/stable/pkgs/segmentation/#Unseeded-Region-Growing and https://juliaimages.org/stable/democards/examples/contours/sujoy_edge_demo/#Edge-detection-using-Sujoy-Filter fail with
iterate not found
as well asabs2
not found; I guess a more basic package is loaded by ImageView but I cannot find out which onefor example, error message: