[horde] error when communicating with the mail server after upgrade

[Robert Schetterer]

Am 30.04.2015 um 19:45 schrieb Michael M Slusarz:
> Quoting Andrew Watkins <andrew at dcs.bbk.ac.uk>:
> 
>> On 04/30/15 13:38, Andrew Watkins wrote:
>>> On 04/29/15 20:35, Arjen de Korte wrote:
>>>> Citeren Andrew Watkins <andrew at dcs.bbk.ac.uk>:
>>>>
>>>>> Hi,
>>>>>
>>>>> Just wondered if any one else is seeing this error. I just upgraded
>>>>> to webmail 5.2.6 from 5.2.4 and get a "error when communicating
>>>>> with the mail server" when I reading the e-mails.
>>>>>
>>>>> - can log into horde webmail
>>>>> - webmail displays the number of e-mails in inbox (Total = x)
>>>>> - when I go to list the e-mails nothing appears and "error when
>>>>> communicating with the mail server"
>>>>>
>>>>> I have upgraded a few times before with no problems.
>>>>>
>>>>> cat imp/config/backends.local.php
>>>>> $servers['imap'] = array(
>>>>>    // Disabled by default
>>>>>    'disabled' => false,
>>>>>    'name' => 'IMAP Server',
>>>>>    'hostspec' => 'imap.dcs.bbk.ac.uk',
>>>>>    'hordeauth' => true,
>>>>>    'protocol' => 'imap',
>>>>>    'port' => 143,
>>>>>    'secure' => 'false',
>>>>>    'maildomain' => 'dcs.bbk.ac.uk',
>>>>>    'smtphost' => 'smtp.dcs.bbk.ac.uk',
>>>>>    'smtpport' => 25,
>>>>>    'acl' => false,
>>>>>    'cache' => false,
>>>>>    'capability_ignore' => array('ESEARCH'),
>>>>>    'imap_config' => array(
>>>>>        'children' => false,
>>>>>        'namespace' => array(
>>>>>        ),
>>>>>        'search_charset' => array(
>>>>>            'UTF-8' => true
>>>>>        )
>>>>>    )
>>>>> );
>>>>
>>>> The above backends.local.php is invalid. Do *not* define an array in
>>>> backends.local.php, but only override values that need changing from
>>>> the defaults provided in backends.php that is provided with the
>>>> version you're upgrading to. The correct format is in the header and
>>>> looks like
>>>>
>>>>   <?php
>>>>   $servers['imap']['hostspec'] = 'imap.example.com';
>>>>
>>>> It also looks like you have missed quite a few changes in the IMP
>>>> configuration over time (and possibly other applications too).
>>>> Support for the 'smtphost' and 'smtpport' for instance was removed
>>>> with the IMP upgrade from 5.x to 6.x, so this won't work anymore.
>>>> Please have a look at
>>>>
>>>>   http://www.horde.org/apps/imp/docs/UPGRADING
>>>>
>>>> for a list of changes. It is worth looking into this *before*
>>>> upgrading.
>>>>
>>> I have update my backends.local.php:
>>>
>>> $servers['imap']['name'] = 'IMAP Server';
>>> $servers['imap']['disabled'] = false;
>>> $servers['imap']['hostspec'] = 'imap.dcs.bbk.ac.uk';
>>> $servers['imap']['hordeauth'] = true;
>>> $servers['imap']['tls'] = 'tls';
>>> $servers['imap']['maildomain'] = 'dcs.bbk.ac.uk';
>>> $servers['imap']['smtp'] = array (
>>>        'horde_auth' => false,
>>>        'debug' => 'true',
>>>        'lmtp' => false
>>> );
>>> $servers['imap']['acl'] = false;
>>> $servers['imap']['debug'] = '/tmp/imp.log';
>>> $servers['advanced']['capability_ignore'] = array('ESEARCH');
>>>
>>> but then I notice errors in the web server logs:
>>>
>>> PHP Fatal error:  Only variables can be passed by reference in
>>> /var/php/5.3/pear/Horde/Idna.php on line 42, referer:
>>> https://webmail.dcs.bbk.ac.uk/webmail/imp/dynamic.php?page=mailbox
>>>
>>> which refers to the lines:
>>>
>>> case 'INTL_UTS46':
>>>            return idn_to_ascii($data, 0, INTL_IDNA_VARIANT_UTS46);
>>>
>>>
>>> and then later on it fails to find Class 'Horde_Idna' since the above
>>> error.
>>>
>>> PHP Fatal error:  Class 'Horde_Idna' not found in
>>> /var/php/5.3/pear/Horde/Mail/Rfc822/Address.php on line 96, referer:
>>> https://webmail.dcs.bbk.ac.uk/webmail/imp/dynamic.php?page=mailbox
>>>
>>> I wonder if it is a compatible problem:
>>> $ /usr/php/5.3/bin/pecl -V
>>> PEAR Version: 1.9.5
>>> PHP Version: 5.3.29
>>> Zend Engine Version: 2.3.0
>>> Running on: SunOS webmail-master 5.11 11.2 i86pc
>>>
>>> Andrew
>>>
>> Look like it is a bug with the "passed by reference", so altered the
>> code:
> 
> There's no bug in the code.  You are most likely using the old broken
> idn PECL extensions rather than the built-in PHP intl version.
> 
> michael
> 
> ___________________________________
> Michael Slusarz [slusarz at horde.org]
> 

by the way ,missing horde_lz4 did gave me a bad upgrade time yesterday

http://lists.horde.org/archives/horde/Week-of-Mon-20140331/051141.html

...
pecl upgrade -f horde/horde_lz4
...

https://www.linuxmuster.net/wiki/anwenderwiki:webapps:horde:installhorde5ubuntu

...
echo "extension=horde_lz4.so" > /etc/php5/apache2/conf.d/lz4.ini
...
service apache2 restart

helped fixing it on ubuntu trusty


Best Regards
MfG Robert Schetterer

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