Sketchup Round Corner Crack Top [upd] — Direct Link

If your top face is cracking, follow these steps to achieve a clean finish:

This is the newer, more powerful tool. It uses an improved algorithm that handles complex, irregular shapes much better than its predecessor. It includes a Repair button and parametric abilities, allowing you to edit or undo rounding if it creates a crack. sketchup round corner crack top

If you prefer not to use extensions, you can use the tool: Curved face problem - SketchUp Forums If your top face is cracking, follow these

Use the Preview mode in FredoCorner to see if your offset is too large. If the preview shows red or overlapping lines, reduce the radius until they disappear. If you prefer not to use extensions, you

A common mistake is using too many segments (e.g., 12 or 24) for a small corner. Lowering this to 6 segments is often enough for a smooth look while keeping the geometry manageable and less prone to breaking.

The most common way to solve this is by using extensions from developer Fredo6. There are two primary options, and knowing which one to use is key to avoiding top-face cracks.