I am trying to use Eclipse on a friends computer but we keep getting this when we run Eclipse

We have the environmental variable set as well.

Edit
it was working before he installed the black berry plug in.
I am trying to use Eclipse on a friends computer but we keep getting this when we run Eclipse

We have the environmental variable set as well.

Edit
it was working before he installed the black berry plug in.
While installing eclipse, Jre missing :
I solved my error as follows:-
This error may comes if you have 2 program files folder in your system. "Program files" & "Program files x86".
Please install JDK&JRE in the "Program files" folder. Hope your jre missing error get solved.
this works for me: