Windows 10 x64
Intel i5 7600k
EVGA 970 SC 4gb.
Broken: Blender 2.80 17bc056
Short description of error
Transfering whegths between the same model with over 200 vertex to tranfer causes a crash at a 6:1 crash ratio.
Exact steps for others to reproduce the error
Get a high-poly model with shape keys.
Duplicate it without shape keys.
Start transfering the shape keys and every 6 transfers you have the chance to crash.
The model tested was of 180000 triangles and the transfer info was always around 200 vertex transfer.