在build ORCA（这是Plots的一个后端）时出现了一些错误。
(@v1.5) pkg> build ORCA
Building Conda → `C:\Users\skyair\.julia\packages\Conda\3rPhK\deps\build.log`
Building ORCA ─→ `C:\Users\skyair\.julia\packages\ORCA\fiEmb\deps\build.log`
┌ Error: Error building `ORCA`:
│ Warning: 'plotly' already in 'channels' list, moving to the top
│ Collecting package metadata (current_repodata.json): ...working... failed
│
│ CondaHTTPError: HTTP 000 CONNECTION FAILED for url <https://conda.anaconda.org/plotly/win-64/current_repodata.json>
│ Elapsed: -
│
│ An HTTP error occurred when trying to retrieve this URL.
│ HTTP errors are often intermittent, and a simple retry will get you on your way.
│ 'https://conda.anaconda.org/plotly/win-64'
│
│
│ [ Info: Running `conda config --add channels plotly --file 'C:\Users\skyair\.julia\conda\3\envs\_ORCA_jl_\condarc-julia.yml' --force` in _ORCA_jl_ environment
│ [ Info: Running `conda install -y plotly-orca` in _ORCA_jl_ environment
│ ERROR: LoadError: failed process: Process(setenv(`'C:\Users\skyair\.julia\conda\3\Scripts\conda.exe' install -y plotly-orca`,["PATH=C:\\Users\\skyair\\.julia\\conda\\3\\envs\\_ORCA_jl_\\Library\\bin;C:\\Program Files (x86)\\Common Files\\Oracle\\Java\\javapath;C:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v11.0\\bin;C:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v11.0\\libnvvp;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\iCLS\\;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\iCLS\\;C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Windows\\System32\\OpenSSH\\;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\DAL;C:\\Program Files (x86)\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\Program Files\\Intel\\Intel(R) Management Engine Components\\IPT;C:\\WINDOWS\\system32;C:\\WINDOWS;C:\\WINDOWS\\System32\\Wbem;C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\;C:\\WINDOWS\\System32\\OpenSSH\\;C:\\Program Files\\Microsoft SQL Server\\130\\Tools\\Binn\\;C:\\Program Files\\Microsoft SQL Server\\Client SDK\\ODBC\\170\\Tools\\Binn\\;C:\\Program Files\\Microsoft VS Code\\bin;C:\\Program Files\\Git\\cmd;D:\\Program External\\Geant4\\10.5.1.ogl.qt.release\\bin;C:\\Program Files\\CMake\\bin;C:\\COMPPROG\\Qt\\5.12.6\\msvc2017_64\\bin;C:\\COMPPROG\\Qt\\Tools\\QtCreator\\bin;C:\\Program Files (x86)\\Wolfram Research\\WolframScript\\;C:\\COMPPROG\\texlive\\2019\\bin\\win32;C:\\Program Files\\MATLAB\\R2019b\\runtime\\win64;C:\\Program Files\\MATLAB\\R2019b\\bin;C:\\COMPPROG\\nvm;C:\\Program Files\\nodejs;C:\\Program Files\\Python;C:\\Program Files\\Python\\Scripts;C:\\Program Files (x86)\\NVIDIA Corporation\\PhysX\\Common;C:\\Program Files\\NVIDIA Corporation\\NVIDIA NvDLISR;D:\\Program External\\NVIDIA\\TensorRT\\TensorRT-7.0.0.11\\lib;C:\\Program Files (x86)\\Graphviz2.38\\bin;C:\\Program Files\\dotnet\\;D:\\Program External\\opencv\\build\\x64\\vc15\\bin;D:\\Program External\\opencv\\build;C:\\Program Files\\Pandoc\\;C:\\Program Files\\NVIDIA Corporation\\Nsight Compute 2020.1.1\\;C:\\Program Files\\Microsoft VS Code Insiders\\bin;C:\\Program Files (x86)\\Gpg4win\\..\\GnuPG\\bin;C:\\Users\\skyair\\AppData\\Local\\Microsoft\\WindowsApps;C:\\Users\\skyair\\AppData\\Roaming\\Python\\Python37\\Scripts;C:\\Users\\skyair\\AppData\\Local\\Programs\\Julia 1.5.0\\bin", "USERDOMAIN_ROAMINGPROFILE=SWIFT", "WSLENV=WT_SESSION::WT_PROFILE_ID", "HOMEPATH=\\Users\\skyair", "PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC;.CPL", "NVCUDASAMPLES11_0_ROOT=C:\\ProgramData\\NVIDIA Corporation\\CUDA Samples\\v11.0", "SYSTEMROOT=C:\\WINDOWS", "APPDATA=C:\\Users\\skyair\\AppData\\Roaming", "PSMODULEPATH=C:\\Users\\skyair\\Documents\\WindowsPowerShell\\Modules;C:\\Program Files\\WindowsPowerShell\\Modules;C:\\WINDOWS\\system32\\WindowsPowerShell\\v1.0\\Modules", "COMMONPROGRAMW6432=C:\\Program Files\\Common Files" … "PROGRAMFILES=C:\\Program Files", "LOGONSERVER=\\\\SWIFT", "DRIVERDATA=C:\\Windows\\System32\\Drivers\\DriverData", "CONDA_PREFIX=C:\\Users\\skyair\\.julia\\conda\\3\\envs\\_ORCA_jl_", "JULIA_LOAD_PATH=@;C:\\Users\\skyair\\AppData\\Local\\Temp\\jl_f1T8ZU", "SYSTEMDRIVE=C:", "G4ABLADATA=D:\\Program External\\Geant4\\Data.10.6\\G4ABLA3.1", "NVCUDASAMPLES_ROOT=C:\\ProgramData\\NVIDIA Corporation\\CUDA Samples\\v11.0", "PROCESSOR_ARCHITECTURE=AMD64", "OPENBLAS_MAIN_FREE=1"]), ProcessExited(1)) [1]
│
│ Stacktrace:
│ [1] pipeline_error at .\process.jl:525 [inlined]
│ [2] run(::Cmd; wait::Bool) at .\process.jl:440
│ [3] run at .\process.jl:438 [inlined]
│ [4] runconda(::Cmd, ::Symbol) at C:\Users\skyair\.julia\packages\Conda\3rPhK\src\Conda.jl:114
│ [5] add(::String, ::Symbol; channel::String) at C:\Users\skyair\.julia\packages\Conda\3rPhK\src\Conda.jl:188
│ [6] add(::String, ::Symbol) at C:\Users\skyair\.julia\packages\Conda\3rPhK\src\Conda.jl:187
│ [7] top-level scope at C:\Users\skyair\.julia\packages\ORCA\fiEmb\deps\build.jl:5
│ [8] include(::String) at .\client.jl:457
│ [9] top-level scope at none:5
│ in expression starting at C:\Users\skyair\.julia\packages\ORCA\fiEmb\deps\build.jl:5
└ @ Pkg.Operations D:\buildbot\worker\package_win64\build\usr\share\julia\stdlib\v1.5\Pkg\src\Operations.jl:942
我猜这大概是conda库炸了。我手动访问那个地址也不行。
skyair@Swift:~$ wget https://conda.anaconda.org/plotly/win-64/current_repodata.json
--2020-08-22 16:15:34-- https://conda.anaconda.org/plotly/win-64/current_repodata.json
Resolving conda.anaconda.org (conda.anaconda.org)... 104.17.92.24, 104.17.93.24, 2606:4700::6811:5c18, ...
Connecting to conda.anaconda.org (conda.anaconda.org)|104.17.92.24|:443... connected.
HTTP request sent, awaiting response... 404 NOT FOUND
2020-08-22 16:15:35 ERROR 404: NOT FOUND.
于是这该怎么搞？