Please help, the error appears when I run the command php app/console assetic:dump --env=prod --no-debug
Dumping all prod assets.
Debug mode is off.
20:51:31 [dir+] /var/www/campaignchain/app/../web/css
20:51:31 [file+] /var/www/campaignchain/app/../web/css/bootstrap.css
20:51:32 [dir+] /var/www/campaignchain/app/../web/js
20:51:32 [file+] /var/www/campaignchain/app/../web/js/bootstrap.js
20:51:40 [file+] /var/www/campaignchain/app/../web/js/jquery.js
20:51:40 [dir+] /var/www/campaignchain/app/../web/assetic
20:51:40 [file+] /var/www/campaignchain/app/../web/assetic/campaignchain_base_css.css
20:51:40 [file+] /var/www/campaignchain/app/../web/assetic/campaignchain_base_js.js
[RuntimeException]
The source file "/var/www/campaignchain/app/../web/vendor/campaignchain/core/ScrollToFixed/jquery-scrolltofixed.js" does not exist.
assetic:dump [--forks FORKS] [--watch] [--force] [--period PERIOD] [-h|--help] [-q|--quiet] [-v|vv|vvv|--verbose] [-V|--version] [--ansi] [--no-ansi] [-n|--no-interaction] [-s|--shell] [--process-isolation] [-e|--env ENV] [--no-debug] [--] [<write_to>]