... : 3109 KB -- 106,000 lines, filament usage (1.7mm dia): 1277mm. File usable?____ Using free software -- 3D Crafter+ MeshLab, see: topic 2734- message 25268 I get: 3DS file: 907 KB STL file: 2031 KB, so same as TurboCAD, but Slic3r GCODE file: failed (8KB empty file, 290 lines, filament usage 3.4mm), I need to investigate. Here's the STL file from 3D Crafter/MeshLab viewed in TurboCAD Deluxe: 2_271623_570000000.png Here's some info from Slic3r: TurboCad 3D Crafter+ MeshLaB facets total 49,896 49,844 errors, auto-repaired 14,365 78,081 comprising: facets removed 52 78 facets added 8,320 8,346 facets reversed 5,993 69,657 I don't know what to make of all that. Over to Andy. cheers, Martin. posted: 27 Nov 2018 23:02 from: Trevor Walling Hello Martin, As a matter of interest what printer are you getting? Regards. Trevor ...