aj002

I get this error in Julia: ArgumentError: hasproperty of NULL PyObject What is it and how to resolve it?

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ArgumentError: hasproperty of NULL PyObject Stacktrace: [1] pyhasproperty(::PyCall.PyObject, ::String) at C:\Users\Home\.julia\packages\PyCall\BcTLp\src\PyCall.jl:359 [2] hasproperty at C:\Users\Home\.julia\packages\PyCall\BcTLp\src\PyCall.jl:365 [inlined] [3] ioff(; kws::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}) at C:\Users\Home\.julia\packages\PyPlot\XHEG0\src\PyPlot.jl:174 [4] ioff() at C:\Users\Home\.julia\packages\PyPlot\XHEG0\src\PyPlot.jl:174 [5] top-level scope at C:\Users\Home\.julia\packages\Plots\vsE7b\src\backends.jl:510...