to building the OpenMRS in your local computer, to make sure you have the version of vmware player then install abuntu iso. there are the list of all what software you need to install:
1. java jdk
then you have to follow guide to build openmrs. For me, i have to build and re-build it many time to make all the the test is passed. Believe me , the more you fail from the test the more you gain to improve your technician.