Corridor solids issue

[NITESH_KODAGVRBM5]

I am not able to extract corridor solids at the above highlighted location shown in image it is region 3 i have attached the assembly that i have used on region 3 median edge, I have used alignment to target the median left and right and used tapered median 2 in the assembly

[tcorey]

You didn't attach the assembly. Better than that would be the drawing file.