[imp] Could't strip attachment in message view (Horde 4.1.1+IMP 4.1)

[David Chang]

Quoting David Chang <david at tmv.gov.tw>:

> While click "strip attachment" icon in message view,i got this error message:
> Mar 30 16:30:24 HORDE [debug] [imp] An error occured while attempting
> to strip t
> he attachment. The IMAP server said: Message contains invalid header
> [on line 15
> 8 of "/usr/local/apache/horde/lib/Horde/Notification.php"]
>
> ----
> ENV: Horde 4.1.1 + IMP H3 4.1 ,and Cyrus IMAP4 v2.1.18
> test.php can find here : https://210.241.49.68/horde/test.php
>
> Is this bug ,or something i missed ?
>
> David Chang
> -- 
Delete message(s) is work fine here,this is my imp/config/server.php setting
$servers['tmv'] = array(
     'name' => 'tmv.gov.tw',
     'server' => 'localhost',
     'hordeauth' => true,
     'protocol' => 'imap/notls',
     'port' => 1234,
     'maildomain' => 'tmv.gov.tw',
     'smtphost' => 'localhost',
     'smtpport' => 25,
     'realm' => '',
     'preferred' => '',
     'admin' => array(
         'params' => array(
             'login' => 'admin',
             'password' => '******',
             'userhierarchy' => 'user.'
         )
     ),
     'quota' => array(
         'driver' => 'cyrus',
         'params' => array(
             'login' => 'admin',
             'password' => '******',
             'userhierarchy' => 'user.'
         )
     ),
     'acl' => array(
         'driver' => 'rfc2086',
     ),
);