when I am trying to install “ContactImplicitMPC” package in Julia 1.6.7 ,I get the error message:
(examples) pkg> add ContactImplicitMPC
Resolving package versions...
Downloaded artifact: Libtiff
Downloaded artifact: Libtiff
ERROR: Unable to automatically install 'Libtiff' from 'C:\Users\xxx\.julia\packages\Libtiff_jll\5VD1s\Artifacts.toml'
Stacktrace:
[1] error(s::String)
@ Base .\error.jl:33
[2] ensure_artifact_installed(name::String, meta::Dict{String, Any}, artifacts_toml::String; platform::Base.BinaryPlatforms.Platform, verbose::Bool, quiet_download::Bool, io::Base.TTY)
@ Pkg.Artifacts C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\Artifacts.jl:446
[3] ensure_all_artifacts_installed(artifacts_toml::String; platform::Base.BinaryPlatforms.Platform, pkg_uuid::Nothing, include_lazy::Bool,
verbose::Bool, quiet_download::Bool, io::Base.TTY)
@ Pkg.Artifacts C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\Artifacts.jl:511
[4] download_artifacts(ctx::Pkg.Types.Context, pkg_roots::Vector{String}; platform::Base.BinaryPlatforms.Platform, verbose::Bool, io::Base.TTY)
@ Pkg.Operations C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\Operations.jl:718
[5] download_artifacts(ctx::Pkg.Types.Context, pkgs::Vector{Pkg.Types.PackageSpec}; platform::Base.BinaryPlatforms.Platform, julia_version::VersionNumber, verbose::Bool, io::Base.TTY)
@ Pkg.Operations C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\Operations.jl:695
[6] add(ctx::Pkg.Types.Context, pkgs::Vector{Pkg.Types.PackageSpec}, new_git::Vector{Base.UUID}; preserve::Pkg.Types.PreserveLevel, platform::Base.BinaryPlatforms.Platform)
@ Pkg.Operations C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\Operations.jl:1260
[7] add(ctx::Pkg.Types.Context, pkgs::Vector{Pkg.Types.PackageSpec}; preserve::Pkg.Types.PreserveLevel, platform::Base.BinaryPlatforms.Platform, kwargs::Base.Iterators.Pairs{Symbol, Base.TTY, Tuple{Symbol}, NamedTuple{(:io,), Tuple{Base.TTY}}})
@ Pkg.API C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\API.jl:204
[8] add(pkgs::Vector{Pkg.Types.PackageSpec}; io::Base.TTY, kwargs::Base.Iterators.Pairs{Union{}, Union{}, Tuple{}, NamedTuple{(), Tuple{}}})
@ Pkg.API C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\API.jl:80
[9] add(pkgs::Vector{Pkg.Types.PackageSpec})
@ Pkg.API C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\API.jl:78
[10] do_cmd!(command::Pkg.REPLMode.Command, repl::REPL.LineEditREPL)
@ Pkg.REPLMode C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\REPLMode\REPLMode.jl:408
[11] do_cmd(repl::REPL.LineEditREPL, input::String; do_rethrow::Bool)
@ Pkg.REPLMode C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\REPLMode\REPLMode.jl:386
[12] do_cmd
@ C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\REPLMode\REPLMode.jl:377 [inlined]
[13] (::Pkg.REPLMode.var"#24#27"{REPL.LineEditREPL, REPL.LineEdit.Prompt})(s::REPL.LineEdit.MIState, buf::IOBuffer, ok::Bool)
@ Pkg.REPLMode C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\Pkg\src\REPLMode\REPLMode.jl:550
[14] #invokelatest#2
@ .\essentials.jl:708 [inlined]
[15] invokelatest
@ .\essentials.jl:706 [inlined]
[16] run_interface(terminal::REPL.Terminals.TextTerminal, m::REPL.LineEdit.ModalInterface, s::REPL.LineEdit.MIState)
@ REPL.LineEdit C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\REPL\src\LineEdit.jl:2441
[17] run_frontend(repl::REPL.LineEditREPL, backend::REPL.REPLBackendRef)
@ REPL C:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.6\REPL\src\REPL.jl:1126
[18] (::REPL.var"#44#49"{REPL.LineEditREPL, REPL.REPLBackendRef})()
@ REPL .\task.jl:417
Could you help me solve this problem? I would be very grateful.