How to fix straddle face?

Hi,  I`m junior, make a box for consumer electronics. The Help says " Draft Analysis PropertyManager" that it can be corrected using --> Displays faces that contain both positive and negative draft. Typically, you can eliminate a straddle face by creating a split line. Split line is already there ,
but the problem remains!

Сan not understand how to fix "straddle face"?

SolidworksPlastics And Mold Design