Run-time simulator Error: Unable to resolve module socket.io-client/socket.io from [code directory]/RCTWebRTCDemo/main.js:

[cppiod]

Unable to resolve module socket.io-client/socket.io from /Users/cpp/devworkspace/ReactNative/RCTWebRTCDemo/main.js: Module does not exist in the module map or in these directories:
/Users/cpp/devworkspace/ReactNative/RCTWebRTCDemo/node_modules/socket.io-client
, /Users/cpp/devworkspace/node_modules/socket.io-client
, /Users/cpp/node_modules/socket.io-client

This might be related to facebook/react-native#4968
To resolve try the following:

1. Clear watchman watches: watchman watch-del-all.
2. Delete the node_modules folder: rm -rf node_modules && npm install.
3. Reset packager cache: rm -fr $TMPDIR/react-* or npm start --reset-cache.

[kim-jikyung]

In /Users/cpp/devworkspace/ReactNative/RCTWebRTCDemo/main.js:

before
import io from 'socket.io-client/socket.io';

after
import io from 'socket.io-client/dist/socket.io';