Restart the remoteDebuggingDaemon server by performing the below steps:
Mac Machine
Open a terminal and run the following commands (required admin password):
Kill rdb daemon
sudo launchctl unload -w /Library/LaunchDaemons/com.experitest.remotedebuggingdaemon.plist
Start rdb daemon
sudo launchctl load /Library/LaunchDaemons/com.experitest.remotedebuggingdaemon.plist
Windows Machine
Open Command line and go to unarchived directory(where you unzipped the Remote Debug zip file) and run:
Stop rdb
rdb stop_rdb
Start rdb
rdb start_rdb