title: I got an error when loading db.json
body: <p>When I enter this command </p>
  
  <pre><code>sudo json-server db.json 
  </code></pre>
  
  <p>I got this error:</p>
  
  <pre><code>/usr/local/lib/node_modules/json-server/src/cli/utils/load.js:31
      data = low(source, { storage: fileAsync }).state()
                                                 ^
  
  TypeError: low(...).state is not a function
      at module.exports (/usr/local/lib/node_modules/json-server/src/cli/utils/load.js:31:48)
      at start (/usr/local/lib/node_modules/json-server/src/cli/run.js:99:5)
      at module.exports (/usr/local/lib/node_modules/json-server/src/cli/run.js:126:3)
      at module.exports (/usr/local/lib/node_modules/json-server/src/cli/index.js:86:3)
      at Object.&lt;anonymous&gt; (/usr/local/lib/node_modules/json-server/bin/index.js:2:22)
      at Module._compile (module.js:409:26)
      at Object.Module._extensions..js (module.js:416:10)
      at Module.load (module.js:343:32)
      at Function.Module._load (module.js:300:12)
      at Function.Module.runMain (module.js:441:10)
  </code></pre>
  
  <p>Can anyone help me please?</p>