Masking bug: Masks don't work with lines.

[RetroGuy768]

The mask layer doesn't have the lines reveal the layer behind the mask for some reason. I put some pictures here to show the problem:

Can someone please tell me how to fix this?

[Mario_CR]

Seems that only strokes with variable width appear in the mask when testing the SWF; strokes with uniform width are getting ignored.

Report the bug here: https://www.adobe.com/products/wishform.html

The solution is to convert the strokes to fill. Try using fills in general for masks whenever possible.

[n. tilcheff · Accepted solution]

This is not a bug.

Masks can only be fills.

Convert your line to a fill: