Dear Sai Prasanna,
Could you please let us know which release are you using?
We recommend using our latest one: http://braph.org/2022/11/15/braph-2-0-0-a2-released/
Sometimes parallel computing has problems while using Graphical user interfaces. You could try de-activating it.
Or you could deactivate in the GUI the Memorize Intermediate Results checkbox in the interface of comparison before calculating it, it is down after the measures list.
