Error while reading the configuration file preferences.

Hello, I have compiled Lyx 2.2.0 dev on ubuntu 14.04. When i run Lyx command in src directory I got following error. checking LaTeX configuration... default values +checking list of textclasses... done LyX: Done! Warning: Could not read configuration file ---

New To Lyx: Compiling Problem

Hi, I have successfully compiled Lyx. When I change the files, What should I do to reflect those change to Lyx. When I run Lyx it does not reflect changed files. Thnaks.