>Angle brackets replaced with parentheses in the following.
>
>I created a reply and wanted to include some superscript text so I wrapped it in tags (super)(/super). When I saved I then got a message about improper HTML tags saying I should have been using (sup)(/sup). I duly changed the tags and tried to save, then got a message "The NoClient field should represent a numeric value." I got that message for all subsequent attempts to save, whether tags were present or not.
>
>Finally, I abandoned the message, created a new reply with proper (sup)(/sup) tags and this saved properly the first time.

Yes, there is an issue when saving after a validation. This is not resolved yet.