Cubase Artist 12.0.20 Waveform disappears when zooming in editor

Hi,

When I zoom in on the waveform in the Editor window and the clip is in musical mode, the waveform disappears. I can’t edit my audio with any accuracy at all!

imgur DOT COM /a/HlXNfCF (sorry, it appears I cannot attach nor post links for some reason).

Windows 10 64 fully updated + Nvidia studio drivers 512.59.

Regards,
Doug