Win7 Professional, 12GB ram, and Processor Intel(R) Core(TM) i7-4720HQ CPU @ 2.60GHz, 2601 Mhz, 4 Core(s), 8 Logical Processor(s)
Short description of error
When knife tool is used to draw closed shape it fractures the mesh into multiple large parts
Exact steps for others to reproduce the error
Use the knife tool and cut any closed shape in the plane.
Then this happens