[horde] Blank page for pop configuration in horde 4.0

[Yoseff Francus]

When I try and login with the config listed below I get a blank page and 
in my logs see the error message

Jun 29 07:57:34 metsny HORDE: HORDE [imp] PHP ERROR: fwrite() [<a 
href='function.fwrite'>function.fwrite</a>]: send of 6 bytes failed with 
errno=32 Broken pipe [pid 19092 on line 1009 of 
"/usr/local/lib/php/Horde/Imap/Client/Socket/Pop3.php"]

$servers['pop'] = array(
     'disabled' => false,
     'name' => 'Closeout',
     'hostspec' => 'myhost.myhost.com',
     'hordeauth' => false,
     'protocol' => 'pop3',
     'port' => 110,
     'secure' => false,
     'cache' => false,
);