It started 2 or 3 beta updates ago. In library mode, sorted by album, I cannot fast skip to interpret starting with letters K to T. If clicking one of these letters it jumps to the last available above, in my case starting with J. From letter U and downwards all is again functioning.
Version Info ======================
Build: Poweramp build-935-bundle-play full verified cached
Store: Play
Unlocker: build-303
Arch: 64
Skin: ActivityTheme_Black
Device: Xiaomi M2101K6G sweet sweet sweet_eea [arm64-v8a, armeabi-v7a, armeabi]
Installer: com.android.vending (30.2.19-21 [0] [PR] 443411457)
Android: 12 Redmi/sweet_eea/sweet:12/SKQ1.210908.001/V13.0.8.0.SKFEUXM:user/release-keys de_DE