Fatal update error when trying to update Plasma 6.7 RC2

I tried to update KDE Neon Testing for testing Plasma 6.7 RC2. But got this error message:

Vakava virhe: The following packages have unmet dependencies:
libpyside6-py3-6.11: Ristiriidat: libpyside6-py3-6.9
libshiboken6-py3-6.11: Ristiriidat: libshiboken6-py3-6.9
Rikkoo: libshiboken6-py3-6.9 (< 6.11.0~)

Vakava virhe = Fatal error

Ristiriidat, Rikkoo = conflicts

Plasma is now akava virhe: 6.6.90