MethodError: no method matching +(::Array{Float64,1}, ::Int64)
Closest candidates are:
+(::Any, ::Any, !Matched::Any, !Matched::Any...) at operators.jl:529
+(!Matched::Complex{Bool}, ::Real) at complex.jl:297
+(!Matched::Missing, ::Number) at missing.jl:115
...
Stacktrace:
[1] f!(::Array{Float64,1}, ::Array{Float64,1}) at ./In[3]:2
[2] (::NLSolversBase.var"#fj!#7"{typeof(f!),typeof(j!)})(::Array{Float64,1}, ::Array{Float64,2}, ::Array{Float64,1}) at /Users/alex/.julia/packages/NLSolversBase/mGaJg/src/objective_types/abstract.jl:8
[3] value_jacobian!!(::OnceDifferentiable{Array{Float64,1},Array{Float64,2},Array{Float64,1}}, ::Array{Float64,1}, ::Array{Float64,2}, ::Array{Float64,1}) at /Users/alex/.julia/packages/NLSolversBase/mGaJg/src/interface.jl:124
[4] value_jacobian!! at /Users/alex/.julia/packages/NLSolversBase/mGaJg/src/interface.jl:122 [inlined]
[5] trust_region_(::OnceDifferentiable{Array{Float64,1},Array{Float64,2},Array{Float64,1}}, ::Array{Float64,1}, ::Float64, ::Float64, ::Int64, ::Bool, ::Bool, ::Bool, ::Float64, ::Bool, ::NLsolve.NewtonTrustRegionCache{Array{Float64,1}}) at /Users/alex/.julia/packages/NLsolve/qSriF/src/solvers/trust_region.jl:119
[6] trust_region at /Users/alex/.julia/packages/NLsolve/qSriF/src/solvers/trust_region.jl:235 [inlined] (repeats 2 times)
[7] #nlsolve#25(::Symbol, ::Float64, ::Float64, ::Int64, ::Bool, ::Bool, ::Bool, ::Static, ::NLsolve.var"#26#28", ::Float64, ::Bool, ::Int64, ::Int64, ::Int64, ::Float64, ::typeof(nlsolve), ::OnceDifferentiable{Array{Float64,1},Array{Float64,2},Array{Float64,1}}, ::Array{Float64,1}) at /Users/alex/.julia/packages/NLsolve/qSriF/src/nlsolve/nlsolve.jl:26
[8] nlsolve at /Users/alex/.julia/packages/NLsolve/qSriF/src/nlsolve/nlsolve.jl:18 [inlined]
[9] #nlsolve#31(::Bool, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(nlsolve), ::Function, ::Function, ::Array{Float64,1}) at /Users/alex/.julia/packages/NLsolve/qSriF/src/nlsolve/nlsolve.jl:67
[10] nlsolve(::Function, ::Function, ::Array{Float64,1}) at /Users/alex/.julia/packages/NLsolve/qSriF/src/nlsolve/nlsolve.jl:61
[11] top-level scope at In[3]:8