このNode.js iconvモジュールのインストールエラーを解決するにはどうすればいいですか

Question

ノードのjsプロジェクトに「iconv」モジュールをインストールする際に、以下のエラーが表示されます。npm install iconv何が問題なのでしょうか？

C:\Drive\GIT\ooxp-service-fileimport\node_modules\iconv>if not defined npm_config_node_gyp (node "C:\Program Files\nodejs\node_modules\npm\bin\node-gyp-bin\\..\..\node_modules\node-gyp\bin\node-gyp.js" rebuild) else (node "" reb 
uild) 
Building the projects in this solution one at a time. To enable parallel build, please add the "/m" switch. 
C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V140\Platforms\x64\PlatformToolsets\v140\Toolset.targets(36,5): error MSB8036: The Windows SDK version 8.1 was not found. Install the required version of Windows SDK or change the 
SDK version in the project property pages or by right-clicking the solution and selecting "Retarget solution". [C:\Drive\GIT\ooxp-service-fileimport\node_modules\iconv\build\iconv.vcxproj] 
gyp ERR! build error 
gyp ERR! stack Error: `C:\Program Files (x86)\MSBuild\14.0\bin\msbuild.exe` failed with exit code: 1 
gyp ERR! stack  at ChildProcess.onExit (C:\Program Files\nodejs\node_modules\npm\node_modules\node-gyp\lib\build.js:276:23) 
gyp ERR! stack  at emitTwo (events.js:87:13) 
gyp ERR! stack  at ChildProcess.emit (events.js:172:7) 
gyp ERR! stack  at Process.ChildProcess._handle.onexit (internal/child_process.js:200:12) 
gyp ERR! System Windows_NT 6.1.7601 
gyp ERR! command "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\node_modules\\node-gyp\\bin\\node-gyp.js" "rebuild" 
gyp ERR! cwd C:\Drive\GIT\ooxp-service-fileimport\node_modules\iconv 
gyp ERR! node -v v4.5.0 
gyp ERR! node-gyp -v v3.4.0 
gyp ERR! not ok 
npm ERR! Windows_NT 6.1.7601 
npm ERR! argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install" "iconv" 
npm ERR! node v4.5.0 
npm ERR! npm v2.15.9 
npm ERR! code ELIFECYCLE 

npm ERR! iconv@2.2.1 install: `node-gyp rebuild` 
npm ERR! Exit status 1 
npm ERR! 
npm ERR! Failed at the iconv@2.2.1 install script 'node-gyp rebuild'. 
npm ERR! This is most likely a problem with the iconv package, 
npm ERR! not with npm itself. 
npm ERR! Tell the author that this fails on your system: 
npm ERR!  node-gyp rebuild 
npm ERR! You can get information on how to open an issue for this project with: 
npm ERR!  npm bugs iconv 
npm ERR! Or if that isn't available, you can get their info via: 
npm ERR! 
npm ERR!  npm owner ls iconv 
npm ERR! There is likely additional logging output above. 

npm ERR! Please include the following file with any support request: 
npm ERR!  C:\Drive\GIT\ooxp-service-fileimport\npm-debug.log 

Answer 1

これは、ビルドの失敗に関連しています。あなたのPCにはC++がインストールされている必要があります。これらのチュートリアルに従ってみてください。

https://www.robertkehoe.com/2015/03/fix-node-gyp-rebuild-error-on-windows/

ドキュメント：iconvののhttps://github.com/nodejs/node-gyp