parg

What allocating problem? The partial files have to be created to hold the overlapping piece data at file start/end. As you say, they're "next to zero in real size", not...

Also I just did a test. With sparse file allocation the .!qB files are allocated to contain just the data needed (i.e. piece data from start/end of file before/after) and...

No idea, you can search the internet just as well as me

This is with sparse files?

Perhaps you should check it for future files.

Search in the file name works for me - it doesn't search in the path.

done in next beta (B42)

We haven't ventured into linux distro packaging for any of the variants as we don't have the resources :(

Try grabbing the latest SWT from https://download.eclipse.org/eclipse/downloads/drops4/S-4.23M1-202201051800/#SWT and see if that helps. Grab swt-4.23M1-gtk-linux-x86_64.zip, unzip it and replace the "swt.jar". When running check the BiglyBT "About" dialog to verify you...

That's just a warning that I know about - it doesn't cause any issues itself. You can't just run that jar by itself - you need to rename it to...