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0.99.0 fails to load in my Linux Mint Cinnamon 20.2 [Solved]

Posted: Thu Sep 16, 2021 7:30 pm
by DanPF
Hi,
I wish to report that I cannot get 0.99 to load after updating from 0.98.4

Terminal output is
"qt5ct: using qt5ct plugin
Cannot mix incompatible Qt library (5.15.1) with this library (5.15.6)"

My System is Linux Mint Cinnamon 20.2 "Uma"

Regards

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Thu Sep 16, 2021 9:58 pm
by DanPF
As I am really i need of a working program, can someone point me to the 0.98.4 version so I can regress and keep editing until I find a fix?
Thanks Dan

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Fri Sep 17, 2021 8:38 am
by xnview
please try remove lib/platformthemes/libqt5ct.so, there is a problem between installed QT libs and XnView QT libs

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Fri Sep 17, 2021 12:29 pm
by DanPF
Hi,
Thanks for the quick reply

The only location other than the Xnview file
is at

/lib/x86_64-linux-gnu/qt5/plugins/platformthemes

I changed the name to libqt5ct.bak

Restarted from terminal and got the exact same message. Is there anything else i can try.

In the meantime I need to regress to 0.98.4, in reality there is nothing urgent in the upgrade - either in bug fixs or New affecting me, so can you point me to the 64bit .deb file?

Thanks
Dan

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Fri Sep 17, 2021 12:59 pm
by xnview
DanPF wrote: Fri Sep 17, 2021 12:29 pm /lib/x86_64-linux-gnu/qt5/plugins/platformthemes
Not the on from your system, but the one from XnView
In the meantime I need to regress to 0.98.4, in reality there is nothing urgent in the upgrade - either in bug fixs or New affecting me, so can you point me to the 64bit .deb file?
you have all versions here

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Fri Sep 17, 2021 1:35 pm
by DanPF
I did that too. I tried changing 1 st one then the other, no effect.

Thanks for the help
Dan

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Fri Sep 17, 2021 1:39 pm
by DanPF
Update
Previously I renamed the file, and got the same result.

However, just to be thorough, I deleted the entire file and hey presto, it now works.

Happy Bunny
Dan

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Mon Sep 20, 2021 3:50 pm
by pierredpt
Sorry but this problem is not fixed.

I deleted lib/platformthemes/libqt5ct.so, but i have the same error if QT_QPA_PLATFORMTHEME=gtk2

Error : Cannot mix incompatible Qt library (5.15.1) with this library (5.15.6)

Could you fix this bug ?

Thanks

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Mon Sep 20, 2021 4:53 pm
by andylinpersonal
pierredpt wrote: Mon Sep 20, 2021 3:50 pm I deleted lib/platformthemes/libqt5ct.so, but i have the same error if QT_QPA_PLATFORMTHEME=gtk2
...
Temporary workaround - but looks ugly :| :| :| :
viewtopic.php?f=62&t=42334

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Mon Sep 20, 2021 6:31 pm
by cday
I'll install 0.99.1 on my Mint 20.2 Cinnamon laptops when it is released, after confirmation that the DEB version runs without issues... :wink:

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Tue Sep 21, 2021 3:52 pm
by xnview
ok, i found the problem, next 0.99.1 will be fixed

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Wed Sep 22, 2021 5:30 pm
by Gopher.Baroque
Another vote for 0.99.0 fail on Linux Mint 20.1 with Mate desktop. Glad to find link to older versions on this thread, could not spot it on the main webpages. Version 0.98.4 re-installed works fine.

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Thu Sep 23, 2021 11:27 am
by xnview
do you have tried 0.99.1?

Re: 0.99.0 fails to load in my Linux Mint Cinnamon 20.2

Posted: Thu Sep 23, 2021 5:19 pm
by pierredpt
Bug fixed in 0.99.1
Thanks