System Information
Operating system: Windows-7-6.1.7601-SP1 64 Bits
Graphics card: AMD Radeon (TM) R9 200 Series ATI Technologies Inc. 4.5.13571 Core Profile Context 19.9.2 26.20.13003.1007
Blender Version
Broken: version: 2.81 (sub 16), branch: master, commit date: 2019-12-04 11:32, hash: rBf1aa4d18d49d
Worked: (optional)
Short description of error
Deformations on the opposite side with symmetric proportional editing of the finished model.
Exact steps for others to reproduce the error
[Please describe the exact steps needed to reproduce the issue]
[Based on the default startup or an attached .blend file (as simple as possible)]
Modeling > Edit Mode, Select Model, Symmetry X, enable Proportional Editing + Transform. Move selected Vertex/Edge/Face on one of model side.


