Sometimes, QuickSurface will insist a crack exists even when your eyes see a perfect mesh. This is known as a . This occurs due to inverted normals.

The developers at QUICKSURFACE are known to actively roll out new features and address core pain points. A cracked license cuts you off entirely from these critical stability updates. 💻 QuickSurface: Software Review

If you are seeing a specific error message or a visual "rip" in your model, let me know: Are you using or Manual Surfacing ? What is the file format of your original scan? Is the crack appearing on a sharp edge or a smooth curve ?