Apostrophe problem in Journal, teacher's feedback on students'entries. See discussion: http://moodle.org/mod/forum/discuss.php?d=53582
In Moodle 1.6+

In file \mod\journal\report.php, line 86 replace

$entrybyuser[$entry->userid]->comment = $vals['c'];

with
$entrybyuser[$entry->userid]->comment = stripslashes($vals['c']);

Joseph