Forum RSS feed issues and validator errors

[محروم.كوم]

Feed: http://forum.awars.net/external.php?...,19,20&PUBDATE

Feedvalidator result: http://www.feedvalidator.org/check.c...2C20%26PUBDATE


If open with google reader, or anoy another desktop rss readers its can be open. But most of web readers got this: XML parsing error: :116:85: unclosed CDATA section

Can somebody help me how to solve this?
__DEFINE_LIKE_SHARE__