Bug with spectral editing after saving the file


I have a weird problem, when applying a -20db gain reduction to a selection in spectral edit, everything is ok until I save the file and it messes the selection… impossible to do the correction I want, the file is saved messed.
Here are screens of the situation :

The original :
Once edited :
Once saved :
It’s driving me nuts ! :open_mouth:

Are you using WaveLab 9.5.50?


I tried several sections in the file and other files, and it’s not always the case, sometimes it works, sometimes not…

Are you using WaveLab 9.5.50?

yes 9.5.50