Cannot mix incompatible Qt library (version 0x50904) with this library (version 0x50a01),Abort (core dumped)

[Erich Dollansky]

Hi,

On Thu, 31 May 2018 15:37:46 +0100
tech-lists <tech-lists at zyxst.net> wrote:

> Hello lists,
> 
> context: 11.2-PRERELEASE #0 r333458 / ports r471194
> 
> with xpdf I get the following error:
> 
> Cannot mix incompatible Qt library (version 0x50904) with this
> library (version 0x50a01),Abort (core dumped)
> 
> I seem to have both qt4-4.8.7 and qt5-5.10.1 installed. I didn't
> install these directly though, seems they've been installed as
> dependencies of other ports. I'm using MATE desktop.
> 
> I've tried reinstalling xfdf via pkg and the port with the same
> result. Is this a known problem/how can I fix? Have found no fix yet
> from GIS, most seem to point to deleting and reinstalling everything.
> 
> thanks,

portupgrade from the ports tree will be your good friend. It will
either fix all problems or at least list the problematic ports.

There are some other applications in the tree which do the same. So,
you are spoiled for choice to get this problem fixed.

Erich