I am using a customized theme and do not have functions.php. when I use the following link http://localhost/wanderingthepath/wp-admin/widgets.php
It displays the following error:
The theme you are currently using isnât widget-aware, meaning that it has no sidebars that you are able to change. For information on making your theme widget-aware, …
Yes this is because you not init the widget area, so first make the functions.php file and write the code
By this code your widget area is activated.