rathakrishna,
Sorry that you are seeing this issue again.
Can you please shut down Eclipse, delete the engine
and engine-extract
folders located in the .codemix
folder in your user home directory, start the Eclipse IDE and see if the engine starts?
If you are still seeing problems, please ping us on Live Chat to investigate further.
Apologies for inconvenience caused.
–Swapna
Genuitec Support