When screenshot using spectacle,in clipboard showing blank(KDE Wayland)

Totally the same. Spectacle can’t copy/paste screenshots. It always happens randomly, 4 out of 10 tries goes successful.
OS: CachyOS x86_64
Kernel: Linux 6.18.2-2-cachyos
DE: KDE Plasma 6.5.4
WM Theme: Breeze