I am getting below exception
An internal error occurred during: "Building workspace".
Java heap space
and then i am getting
An out of memory has occured. COnsult the "Running Eclipse" section of the read me file on preventing such kind of error in future..........................
DO you want to exit the workbench?
In your eclipse installation folder, find the eclipse.ini file and change
-Xms512m
-Xmx1024m
parameters according to your requirement.