**System Information**
Operating system: Linux
Graphics card: Intel Haswell
**Blender Version**
Broken: 2.92, 2.93
Worked: I don't know
**Short description of error**
Modifier Screw doesn't show edges in edit mode when uses only one vertex for this. However when I apply this modifier then he to create edges. Issue in inconsistent show of result between don't applyed and applyed modifier.
**Exact steps for others to reproduce the error**
1) Open a new scene and create object from one vertex
2) Translate the object to 50 mm by X axis
3) Add modifier Screw to the object
4) Set parameters in modifier Screw:
- Angle: 360d
- Screw: 20 mm
- Iteration: 3
- Axis: Z
5) Switch to Edit mode
{F9900636}
{F9900638}