** (thunar:2530): WARNING **: invalid source position for vertical gradient

[zosy]

ENV
OS: openSUSE
theme: zukitre
soft: thunar
gnome-shell: gnome-shell 3.20
issue:
** (thunar:6792): WARNING **: Invalid borders specified for theme pixmap:
/home/zosy/.themes/zosy-Zukitre-g20/gtk-2.0/assets/handle.png,
borders don't fit within the image

** (thunar:6792): WARNING **: invalid source position for vertical gradient

** (thunar:6792): WARNING **: invalid source position for vertical gradient
** (thunar:6515): WARNING **: invalid source position for vertical gradient

** (thunar:6515): WARNING **: invalid source position for vertical gradient

** (thunar:6515): WARNING **: invalid source position for vertical gradient

** (thunar:6515): WARNING **: invalid source position for vertical gradient

** (thunar:6515): WARNING **: invalid source position for vertical gradient