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</syntaxhighlight>
=={{header|Perl}}==
{{trans|AWK}}
<syntaxhighlight lang="Perl">
use strict;
use warnings;
local $/ = ""; # Set the input record separator to an empty string to read paragraph mode
local $\ = "\n----------------\n"; # Set the output record separator
# Open the file Traceback.txt for reading
while (<>) {▼
open my $fh, '<', 'Traceback.txt' or die "Cannot open Traceback.txt: $!";
# Read one paragraph at a time
▲while (<$fh>) {
if (/Traceback \(most recent call last\):/ && /SystemError/) {
print substr($_, index($_, "Traceback (most recent call last):"));
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