[Phpmyadmin-devel] Problems with master

Thu Jul 11 16:46:51 CEST 2013

On 7/11/13 6:48 AM, Dieter Adriaenssens wrote:
> 2013/7/10 Isaac Bennetch <bennetch at gmail.com>:
>> On 7/10/13 11:31 AM, Dieter Adriaenssens wrote:
>>>
>>> 2013/7/10 Isaac Bennetch <bennetch at gmail.com>:
>>>>
>>>>
>>>>
>>>> On 7/9/13 12:43 PM, Marc Delisle wrote:
>>>>>
>>>>> Le 2013-07-09 12:10, Isaac Bennetch a écrit :
>>>>>>
>>>>>> On 7/3/13 1:04 PM, Isaac Bennetch wrote:
>>>>>>>
>>>>>>> Hi, since commit 37d142bc, where Michal removed compatibility code for
>>>>>>> PHP 5.2, I seem to have problems with phpMyAdmin.
>>>>>>>
>>>>>>> The page displays approximately correctly, but there are no databases
>>>>>>> listed and, aside from the navigation menu at the top of the screen
>>>>>>> and error messages, the main page has no content.
>>>>>>>
>>>>>>> The demo server seems to be under extremely heavy load, so I'm unable
>>>>>>> to test whether it's just me. I'm using PHP 5.3.3-7+squeeze15.
>>>>>>>
>>>>>>> Any thoughts?
>>>>>>
>>>>>>
>>>>>> With a bit more research, I'm finding that I don't always get error
>>>>>> messages, but I never get a display of databases or any useful
>>>>>> interface. Is this something anyone thinks we should investigate
>>>>>> further
>>>>>> or should I just upgrade my system to the more modern Wheezy and forget
>>>>>> about it? My Squeeze install is rather outdated, despite having PHP
>>>>>> 5.3.3 and Apache 2.2.16; I certainly don't need to make a big deal
>>>>>> about
>>>>>> this.
>>>>>>
>>>>>
>>>>> Hi Isaac,
>>>>> can you double-check that when you go back to the commit just before
>>>>> 37d142bc, then open a fresh navigator, all is fine?
>>>>
>>>>
>>>> Yes, I just did confirm and see the following:
>>>> 0f3754a works okay
>>>> 0f3754a is broken for me
>>>>
>>>> The degree of brokenness seems to vary depending on a few factors (what
>>>> URL I load, what I've configured as my auth_type, etc) -- the three
>>>> options I've seen are:
>>>>
>>>> 1) completely blank browser,
>>>> 2) Menu structure (navigation area links for documentation, logout, etc
>>>> and main page tab structure) but no databases available and no
>>>> error/warning messages, or
>>>> 3) Same as (2) but with errors/warning messages.
>>>>
>>>> I've seen the problem on two similar Debian Squeeze systems that are
>>>> different machines but running the same general configuration.
>>>>
>>>> Additionally, I can confirm that when I update a system to Wheezy, which
>>>> has PHP 5.4.4, MySQL 5.3.31, and Apache 2.2.2. As a reminder, the broken
>>>> installs had PHP 5.3.3, MySQL 5.1.66, and Apache 2.2.16.
>>>>
>>>> My system works, I have no problem updating to Wheezy, but I can keep
>>>> the system running if we want to do more troubleshooting. It's up to the
>>>> group to decide if this is worth looking in to.
>>>>
>>>> Thanks again
>>>
>>>
>>> I have squeeze running as well on my production server at work, but it
>>> has phpMyAdmin 4.0.4.1 installed, which shows no problems.
>>> I just cloned master to test, and I have the same issue as Isaac. BTW
>>> : I don't even have to login to get the main screen (but it doesn't
>>> show anything, except the preloaded structures and tabs, so there is
>>> no connection to the database)
>>>
>>> When clicking on something, I get a AJAX/JS popup with message : Error
>>> in Processing Request, Error code: 500, Error text : Internal server
>>> error.
>>>
>>> The error log says :
>>>
>>> PHP Fatal error:  Can't inherit abstract function
>>> SplObserver::update() (previously declared abstract in PluginObserver)
>>> in /usr/local/phpmyadmin/libraries/plugins/PluginObserver.class.php on
>>> line 23
>>>
>>> The server is running on : PHP 5.3.3-7+squeeze15, Apache
>>> 2.2.16-6+squeeze11, MySQL 5.1.66-0+squeeze1
>>> --
>>> Kind regards,
>>>
>>> Dieter Adriaenssens
>>
>>
>> Thanks. Somehow you seem to have gotten more useful debugging information in
>> about 15 minutes than I have in two days.
>
> I just checked the log messages of the server. ;) Enabling your
> webserver to display errors, would show this message in your browser.
> But this is only recommended for development environments.

You mean configuring error reporting in config.inc.php so that it's 
displayed in the phpMyAdmin window? I have done that (and pasted some 
error messages previously), but didn't get the same message you did. 
Anyway...

> BTW : I experienced the same problem on my netbook at home (Ubuntu
> Oneiric, with PHP 5.3.6-13ubuntu3.10), so the problem seems to be in
> PHP 5.3.
>
> After some digging, this problem is identical to bug #3625 [0], which
> was fixed with commit 13d7f61 [1], but apparently the problem with the
> abstract functions is not fixed in 5.3, but only in 5.4. Michal
> removed the code that was introduced in this commit [1], so that's why
> it causes problems with systems running PHP 5.3.
> BTW : I haven't found a confirmation that this 'abstract function'
> problem is solved in PHP 5.4, but I think it is safe to assume this,
> because the problem so far doesn't arise only on systems PHP < 5.4.
>
> I've put the removed code back in commit 6b7d1d813a [2]. It works for
> me. Please test.

Yes, it seems to completely fix the problem for me, confirmed across 
both my test machines. Thanks, Dieter!

> Thanks to Isaac, for reporting.
>
> [0] http://sourceforge.net/p/phpmyadmin/bugs/3625/
> [1] https://github.com/phpmyadmin/phpmyadmin/commit/13d7f61ef1eaaeb3cba391b297290fa798795600
> [2] https://github.com/phpmyadmin/phpmyadmin/commit/13d7f61ef1eaaeb3cba391b297290fa798795600
>
> --
> Kind regards,
>
> Dieter Adriaenssens
>
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