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1.3: thumbnail cache lost sometimes after changing folder

Posted: Wed Oct 12, 2022 7:14 pm
by fireattack
Unfortunately I don't have a minimum reproducible case, but I always encounter this issue in my use case.


So I have a folder which I used to save my scans (in BMP). I will leave that folder open in XnView MP browser, so I can see all the new images.

After a while, the folder will have batch of images. All with thumbnails already showing, of course.

I sometimes batch rename these files, not sure if it matters.
Now, if I change folder (say, going into a subfolder) and then go back, all the images will somehow re-load its thumbnail.

Please see this example:

Image

This will only happen once for this batch of file. But it will happen again if I scan some new files.

This bug doesn't happen if I just copy and paste files, but it ALWAYS happen if I scan new images.

This is quite annoying, because these files are huge, they took very long to cache.

These are my settings.

Image
Image

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Sat Oct 15, 2022 12:25 pm
by xnview
no folder in 'excluded'?

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Sat Oct 15, 2022 8:27 pm
by fireattack
Nope, that tab is empty.

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Sun Oct 16, 2022 7:47 am
by masterjp
Do you use one instance of XnViewMP or more at the same time?

You can optimize your cache database to get a better performance in thumbnail view.

Try:

Tools menu => settings
=> Catalog => Button Optimize...
Use the following settings:
XnViewMP-cache.png

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Wed Oct 19, 2022 5:28 am
by fireattack
It happens with just one instance. But I do sometimes have multiple opening.

I will try cleanup the db and see if it helps.

Also, I recently noticed that sometimes XnView MP just straight up doesn't refresh the file list. Added a new file in the folder, it didn't show even after refresh (F5). I have to leave the current folder and back to have the new files shown.

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Thu Nov 24, 2022 7:59 pm
by waverly
fireattack wrote: Wed Oct 19, 2022 5:28 am Also, I recently noticed that sometimes XnView MP just straight up doesn't refresh the file list. Added a new file in the folder, it didn't show even after refresh (F5). I have to leave the current folder and back to have the new files shown.
I experience this bug now as well.

Re: 1.3: thumbnail cache lost sometimes after changing folder

Posted: Sun Dec 04, 2022 2:14 pm
by xnview
waverly wrote: Thu Nov 24, 2022 7:59 pm I experience this bug now as well.
on all folders?