Quotation, Invoice, Salesorder can't generate

Quotation, Invoice, Salesorder can't generate

Hi, BIG problem...

Don't know since when, the quotation, invoice, salesorder can't preview, export to pdf or send mail!!

Please fix it ASAP.

BTW, I think the Sep update did not resolve this issue, Correct?
http://forums.zoho.com/forumHome.do?forumGroupId=2266000000002001&forumTopicId=2266000000007756&sid=da0cc263ac88521211deb5da5993fcb2