Currently trying to install ubuntu 14.04 through virtual box. I need this software to run ROS for school this year. everything seems to be going smoothly up until where it asks Installation type and i select "erase disk and install Ubuntu". I then receive the following notification :
I stop there since i do not want to risk losing anything. All my stuff for school is on my computer. What should I do?
EDIT : Thanks for the answer. Can someone just help address this concern: some user is claiming to have had his computer crash in a similar situation :