# DataStructures.jl ArgumentError: invalid version range: "\>= 2020"

**URL:** <https://discourse.julialang.org/t/datastructures-jl-argumenterror-invalid-version-range-2020/45554>\
**Category:** New to Julia\
**Created:** [August 26, 2020, 7:22am UTC](https://discourse.julialang.org/t/datastructures-jl-argumenterror-invalid-version-range-2020/45554 "2020-08-26T07:22:30Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![fnbillimoria](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/fnbillimoria/32/16518_2.png) [@fnbillimoria](https://discourse.julialang.org/u/fnbillimoria)\
**Post date:** [August 26, 2020, 7:22am UTC](https://discourse.julialang.org/t/datastructures-jl-argumenterror-invalid-version-range-2020/45554/1 "2020-08-26T07:22:30Z")

</div>

Hello,  
I am attempting to install DataStructures.jl and received the following error. Is there a broader issue I should be aware of? How do i install this package?

```julia
(@JuliaPro_v1.5.0-1) pkg> add DataStructures
  Resolving package versions...
ERROR: ArgumentError: invalid version range: ">= 2020"
Stacktrace:
 [1] Pkg.Types.VersionRange(::String) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\versions.jl:136
 [2] VersionSpec at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\versions.jl:219 [inlined]
 [3] load_package_data(::Type{Pkg.Types.VersionSpec}, ::String, ::Array{VersionNumber,1}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:185
 [4] deps_graph(::Pkg.Types.Context, ::Dict{Base.UUID,String}, ::Dict{Base.UUID,Pkg.Types.VersionSpec}, ::Dict{Base.UUID,Pkg.Resolve.Fixed}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:459
 [5] resolve_versions!(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:367
 [6] targeted_resolve at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:1107 [inlined]
 [7] tiered_resolve(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:1079
 [8] _resolve at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:1113 [inlined]
 [9] add(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}, ::Array{Base.UUID,1}; preserve::Pkg.Types.PreserveLevel, platform::Pkg.BinaryPlatforms.Windows) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:1128
 [10] add(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}; preserve::Pkg.Types.PreserveLevel, platform::Pkg.BinaryPlatforms.Windows, kwargs::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\API.jl:189
 [11] add(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\API.jl:140
 [12] #add#21 at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\API.jl:67 [inlined]
 [13] add(::Array{Pkg.Types.PackageSpec,1}) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\API.jl:67
 [14] do_cmd!(::Pkg.REPLMode.Command, ::REPL.LineEditREPL) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\REPLMode\REPLMode.jl:404
 [15] do_cmd(::REPL.LineEditREPL, ::String; do_rethrow::Bool) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\REPLMode\REPLMode.jl:382
 [16] do_cmd at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\REPLMode\REPLMode.jl:377 [inlined]
 [17] (::Pkg.REPLMode.var"#24#27"{REPL.LineEditREPL,REPL.LineEdit.Prompt})(::REPL.LineEdit.MIState, ::Base.GenericIOBuffer{Array{UInt8,1}}, ::Bool) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\REPLMode\REPLMode.jl:546
 [18] (::Atom.var"#4#15"{Pkg.REPLMode.var"#24#27"{REPL.LineEditREPL,REPL.LineEdit.Prompt}})(::REPL.LineEdit.MIState, ::Base.GenericIOBuffer{Array{UInt8,1}}, ::Bool) at C:\Users\farnan\.julia\packages\Atom\27HB0\src\Atom.jl:31
 [19] #invokelatest#1 at .\essentials.jl:710 [inlined]
 [20] invokelatest at .\essentials.jl:709 [inlined]
 [21] run_interface(::REPL.Terminals.TextTerminal, ::REPL.LineEdit.ModalInterface, ::REPL.LineEdit.MIState) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\REPL\src\LineEdit.jl:2355
 [22] run_frontend(::REPL.LineEditREPL, ::REPL.REPLBackendRef) at D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\REPL\src\REPL.jl:1143
 [23] (::REPL.var"#38#42"{REPL.LineEditREPL,REPL.REPLBackendRef})() at .\task.jl:356

```

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<div class="post-metadata">

**Author:** ![giordano](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/giordano/32/2166_2.png) [@giordano](https://discourse.julialang.org/u/giordano)\
**Post date:** [August 26, 2020, 7:31am UTC](https://discourse.julialang.org/t/datastructures-jl-argumenterror-invalid-version-range-2020/45554/2 "2020-08-26T07:31:06Z")

</div>

Update the registry again

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<div class="post-metadata">

**Author:** ![fnbillimoria](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/fnbillimoria/32/16518_2.png) [@fnbillimoria](https://discourse.julialang.org/u/fnbillimoria)\
**Post date:** [August 26, 2020, 8:21am UTC](https://discourse.julialang.org/t/datastructures-jl-argumenterror-invalid-version-range-2020/45554/3 "2020-08-26T08:21:47Z")

</div>

Many thanks - that worked