[imp] Error while trying to view a messages

[Krishna]

Hi,
      I am using RedHat 7.3 and Horde and IMP Head Version.

When trying to view a message I get this error.

Notice: Undefined property: _links in 
/var/www/html/mail/horde/imp/lib/Contents.php on line 145

Any help

regards
Krishna
http://www.KrisinDigitalAge.com