flatpak --installation=myFlatpaks update io.designer.GravitDesigner
Looking for updates...
Updating in system (myFlatpaks):
io.designer.GravitDesigner/x86_64/stable flathub 6c436a3f2f72
Is this ok [y/n]: y
Updating: io.designer.GravitDesigner/x86_64/stable from flathub
[####################] Downloading files: 12/12 138.1 MB (701.1 kB/s)
Error: Failed to update io.designer.GravitDesigner/x86_64/stable: Wrong size for extra data https://designer.gravit.io/_downloads/linux/GravitDesigner.zip
error: There were one or more errors
just ran an update today ... encountered this ...