[horde] Open a PDF logging me out

[SZÉPE Viktor]

>> Search the archives for the class constant, as this has been reported
>> (and answered) several times already. It boils down to the fact that
>> the version of the imagick library you're using is *very* outdated.
>>
>>
>>
> Hi Arjen,
>
> A plausible solution, which I have not been able to check, but since the
> production version of Horde is using the same version, I have my doubts.


Try

$ php --re imagick | grep ALPHACHANNEL_REMOVE
         Constant [ public integer ALPHACHANNEL_REMOVE ] { 12 }

in the terminal.



SZÉPE Viktor, webes alkalmazás üzemeltetés / Running your application
https://github.com/szepeviktor/debian-server-tools/blob/master/CV.md
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