title: Cannot find module 'iconv'
body: <p>After I installed gulp,I execute the following command </p>
  
  <p>I tried following steps,</p>
  
  <blockquote>
    <p>1.npm install</p>
  </blockquote>
  
  <p>versions
   npm    :- 6.9.0,
   node   :- 10.15.13,
   python :- 2.7.10</p>
  
  <blockquote>
    <p>2.npm install gulp</p>
  </blockquote>
  
  <p>versions
  CLI version   :- 3.9.1,
  Local version :- 3.9.1</p>
  
  <p><strong>And I Also tried globaly,its also showing same error</strong></p>
  
  <pre><code>&gt; npm install -g gulp
  </code></pre>
  
  <p>After Install gulp in above version and run the following command</p>
  
  <p><code>gulp like</code></p>
  
  <blockquote>
    <p>internal/modules/cjs/loader.js:584
        throw err;
        ^</p>
    
    <p>Error: Cannot find module 'iconv'
        at Function.Module._resolveFilename (internal/modules/cjs/loader.js:582:15)
        at Function.Module._load (internal/modules/cjs/loader.js:508:25)
        at Module.require (internal/modules/cjs/loader.js:637:17)
        at require (internal/modules/cjs/helpers.js:22:18)
        at Object. (C:\cygwin64\home\D-218\workspace\shima\src\tasks\json.js:4:14)
        at Module._compile (internal/modules/cjs/loader.js:701:30)
        at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
        at Module.load (internal/modules/cjs/loader.js:600:32)
        at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
        at Function.Module._load (internal/modules/cjs/loader.js:531:3)</p>
  </blockquote>