2f3375b#commitcomment-44633990
Line 347 in gl/includes/db/gl_db_bank_accounts.inc:
$id = $row ? get_default_bank_account($row[0])['id'] : 0;
is valid for PHP >= 5.4.
For older versions of PHP like 5.3.3, etc, replace the said line with:
$id = 0;
if ($a = get_default_bank_account($row[0])) {
$id = $a['id'];
unset ($a);
}