Paint doesnt work. Just disappears from the region I paint.

Support
1

Hi I am new to 3D slicer, I am trying to paint on my CT scan to do a segmentation. After I select the region to paint it doesn’t stay. May I know how to fix this issue.

2

To help you, could you provide a video showing the problem? Also please point out the Slicer version you are using

Thank you

3

thank you I figred out there was some options I missed to select.

4

For future reference, here are the things to check when painting is prevented in a certain area: Segment editor — 3D Slicer documentation