On the schematic symbol the pads are numbered with 1 and 2. But on the footprint they are named as - and +. That aparently causes an error on the KiCAD version. One way to solve it is to change the name of the pads on the footprint for 1 and 2. But you need to do it manually for each component.
Added 1 month, 2 weeks ago.
Thank you for patiently waiting. The part has been updated and you can now download it here: https://www.snapeda.com/parts/LD06ZC225KAB2A%5C500/AVX/view-part/
Answered 1 month, 2 weeks ago.