You may encounter some error like below when installing magento with sample data
[ERROR] exception ‘Exception’ with message ‘Warning: Error while sending QUERY packet. PID=227012
Fix: That error is because of low max_allowed_packet configuration in your php.ini file, open your local (project level) php.ini file and add following
For more info on magento level php.ini configuration file see here
max_allowed_packet = 100M
Save the file and try to install magento again.