Plugins styles not working

[maiconkf]

/* ############### PLUGINS STYLES ############### */
@import "lib/datatables";
@import "lib/datepicker";
@import "lib/flot";
@import "lib/jquery-steps";
@import "lib/morris";
@import "lib/parsley";
@import "lib/jqvmap";
@import "lib/quill";
@import "lib/rangeslider";
@import "lib/scrollbar";
@import "lib/select2";
@import "lib/spectrum";
@import "lib/tagsinput";
@import "lib/typeahead";

Error in plugin "sass"
Message:
    public\scss\dashforge.scss
Error: File to import not found or unreadable: lib/datatables.
        on line 75 of public/scss/dashforge.scss
>> @import "lib/datatables";

EDIT: I forgot tu copy and paste the lib folder... sorry