"Error running 'build': No jdk for module and how I resolved this issue

Problem:  When I hit the Run button, I got the following error in my console:  

      Getting "Error running 'build': No jdk for module

Solution:  Intellij > Run > Edit Configurations > Run Configurations window > top Left > + button > Application > name your configuration > check the 4 fields:

• main class
• project directory
• classpath
• version of Java