#!/usr/bin/perl -w
use strict;

while (<DATA>) {
    s/^\/[\S]+\s//;
    print "$_\n";
}



__DATA__
INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090
/base-dir/dir/foo.txt INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090
INVALID ORDER-NO 4546090

##</code><code>##

while (<DATA>) {
    chomp;
    s/^\/\S+\s//;
    print "$_\n";
}