Hello everyoneI want to save a solid in Autocad with STL format.half of my   solid should be drawed in negative Y - direction. But when i save in STL format one error appear.I don't know how save it with STL format??have everyone a suggestion??please guide me.thanks.

What kind of error are you getting?

Hi,This error appear:The solid does not lie in the positive XYZ octant.In Autocad 2007, this error appear, but in Autocad 2015, the program automatically correct it and save the solid in positive Y- direction.But, this should not  happen.I attached my related file.http://uplod.ir/4x3ytk961s6h/Drawing1.dwg.htm Thanks.

Hi,This error appear:The solid does not lie in the positive XYZ octant.In Autocad 2007, this error appear, but in Autocad 2015, the program automatically correct it and save the solid in positive Y- direction.But, this should not  happen.I attached my related file.http://uplod.ir/4x3ytk961s6h/Drawing1.dwg.html Thanks.