Filtro Fluidifica non funziona - errore disco

[F24066532vmez]

Improvvisamente non riesco più ad utilizzare il filtro fluidifica, ho provato a liberare spazio, ha rinstallare Ps ma niente! aiuto

[c.pfaffenbichler]

What have you done for all-purpose trouble-shooting so far? 

Restoring Preferences after making sure all customized presets like Actions, Patterns, Brushes etc. have been saved might be a good starting point:

https://helpx.adobe.com/photoshop/using/preferences.html

https://helpx.adobe.com/photoshop/kb/basic-trouble-shooting-steps.html