: If your final render shows light leaks or gaps, check your Render Settings and ensure the ray trace process has completely finished before saving the image.
: To avoid gaps between walls, use the "Snap Angle" tool in the bottom toolbar to ensure walls are perfectly horizontal or vertical. Turn off "Snap at length" if you need to trace custom wall shapes more accurately. kd max v10 fix crack
In design terms, a "crack" might refer to visible gaps or misalignments in your 3D model. : If your final render shows light leaks