Reduce your Offset value in the plugin toolbar until the preview shows clean, green lines without red intersections. If you must have a large radius, you may need to simplify the surrounding geometry first. 3. Cleaning Up "Cracked" Top Faces
The Round Corner plugin is part of the Fredo6 collection, which relies on a separate library called LibFredo6 . If LibFredo6 is missing, outdated, or corrupted, Round Corner (and other Fredo6 tools) will malfunction, leading to errors or preventing execution entirely.
Close the component and delete the giant copy. Your original-sized component will now have the rounded corners perfectly filled in because the math was done at a larger scale. 2. Check for Overlapping Offsets sketchup round corner crack top
Fixing the "Round Corner Crack" on Top Faces in SketchUp Creating smooth, filleted edges in SketchUp is a standard part of 3D modeling. However, plugins like Fredo6's or Corner can occasionally leave a visible "crack," gap, or missing face on the top surface of your geometry.
Draw a diagonal line across the top face where the crack appeared. If a face suddenly generates, the surface was non-planar. Reduce your Offset value in the plugin toolbar
Because the primary culprit is SketchUp's absolute minimum facet size, scaling your model up before applying the round corner tool is the most reliable workaround. Select your object or component. Group it ().
: Make a copy of that component and scale it up significantly (e.g., 100x or 1000x). Cleaning Up "Cracked" Top Faces The Round Corner
If your plugin is legitimate but stopped working, uninstall it fully, download the latest LibFredo6 and RoundCorner from the Sketchucation Extension Store, and reinstall them. Restart SketchUp fully to sync everything.
