Users can not recall message

When user tries to recall an email notes just locks up - have to use killnotes to be able to use PC again - nothing in error logs

This started in 8.0.2 - went to 8.5 and now to 8.5.1

Any ideas?

Subject: Mail Template?

Which mail template version are you using?

Subject: Template upgraded on each move

Same template as everyone else in the company - now one mail85.ntf

Subject: Fwd’d to Development

mail/RR

Subject: How do you submit to development?

What should be submitted? Can not send mail file.