This modification to your code: 

use strict;
use warnings;

while(<DATA>) {
    chomp($_);

    if ($_ =~ m/\[(\d{4}\/\d{2}\/\d{2}\s+\d{2}\:\d{2}\:\d{2})\]\s+\[(\
+d{1,3})\]\s+ERRORMSG\s+(.*)/) {
        my $date = $1;
        my $err_no = $2;
        my $err_msg = $3;

        if ($. > 1) {
            print qq{\n};
        }
                               
        print "$date === $err_no  === $err_msg";
    }
    else {
        print qq{ $_};
    }
}

print qq{\n};

[download]

produces this output: 

ken@ganymede: ~/tmp
$ pm_multiline_regex.pl
2012/02/16 00:08:34 === 29  === unknown error Can't insert into price 
+table Please check Valueprice.pm line 52.
2012/02/16 00:08:34 === 39  === Invalid User
2012/02/16 00:14:52 === 105  === missing conversion rate
2012/02/16 00:14:52 === 29  === Can't use an undefined value as a HASH
+ reference at Value.pm line 77.
ken@ganymede: ~/tmp
$

[download]

-- Ken

In reply to Re: Not able to capture information by kcott
in thread Not able to capture information by Anonymous Monk

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