Build from yesterday. Linux, Debian Stable.
1f4dc51d09af
BLI_assert failed: source/blender/blenkernel/intern/object.cc:4448, BKE_object_get_editmesh_eval_cage(), at 'mesh->edit_mesh != nullptr'
In this blend, I have the measure tool active.
Reproduce:
1. Load attached .blend
2. x Delete active cube
3. In outliner: Eyeball visibility enable Cube.001 (do not select the object)
4. Mouse over 3d view and hit CTRL
{F13483735}