VMware 12.5 I assume this is VMware Workstation, so I have moved your thread from vCNS to relevant sub-forum: Workstation ProBayu Wibowo | vExpert NSX, VCIX6-DCV/NV, Cisco Champion, AWS-SAA
Author of VMware NSX Cookbook http://bit.ly/NSXCookbook
https://nz.linkedin.com/in/bayupw | twitter @bayupw
What's stopping you from logging in with the usual user ID and password?
After logging in, issue an "sudo init 5" to try to resume GUI.