problem with adjustment brush in camera raw 13.1.1

[vincents40399493]

hi, 

 my adjustment bruch no longer works at all... and only this tool... nothing append when i use it. any idea ?
win 10 x64

[Chuck Uebele]

Have you tried resetting the preferences? https://www.google.com/url?sa=t&source=web&rct=j&url=https://helpx.adobe.com/camera-raw/using/camera...