This is a question about building an environment with react-native.

react-native run-ios
An error will be issued when

Error message
Metro Bundler ready.
Loading dependency graph, done.</Code></pre>
<p><br />
The terminal screen does not progress.</p>
<p>The simulator screen is as follows.</p>
<p>as a reference</p>
<pre><code>./ node_modules/react-native/scripts/packager.sh --reset-cache
I tried

, but the process stops at the point I mentioned above,

Is there anyone who knows the cause or who has a similar error?
I would appreciate your help. Thank you.

Supplemental information (FW/tool version etc.)
React Native Environment Info:
      OS: macOS High Sierra 10.13.6
      CPU: x64 Intel (R) Core (TM) i5-5250U CPU @ 1.60GHz
      Memory: 25.05 MB/8.00 GB
      Shell: 3.2.57-/ bin/bash
      Node: 9.10.1-~/.nvm/versions/node/v9.10.1/bin/node
      npm: 6.4.0-~/.nvm/versions/node/v9.10.1/bin/npm
      Watchman: 4.9.0-/ usr/local/bin/watchman
      iOS SDK:
        Platforms: iOS 11.4, macOS 10.13, tvOS 11.4, watchOS 4.3
      Xcode: 9.4.1/9F2000-/ usr/bin/xcodebuild
      react: 16.4.1 =&gt;16.4.1
      react-native: 0.56.0 =&gt;0.56.0
      react-native-cli: 2.0.1