(For 64-bit Intel Macs, download Java for Mac OS X 10.5, Update 1. To install and run: Ensure you have a JDK installed, if not, download here. SQL Developer supports either Oracle JDK 8 or 11. This download does not include the Oracle JDK. After clicking restart all or just Start for MySql database its just going into ‘starting’ and then goes back to ‘stopped’. After successfully running XAMPP on my Mac OS X I have upgraded my system to Yosemite my MySql server stopped starting through my XAMPP manager.