**System Information**
Operating system: Windows-7-6.1.7601-SP1 64 Bits
Graphics card: AMD Radeon(TM) R7 Graphics ATI Technologies Inc. 4.5.13539 Core Profile Context 24.20.13011.1009
**Blender Version**
Broken: version: 2.93.0 Alpha, branch: master, commit date: 2021-01-29 16:35, hash: `rBd0f59d38429d`
Worked: (newest version of Blender that worked as expected)
**Short description of error**
Gometry Node cannot have two Group Output nodes at the same time, otherwise it will invalid.
The expected behavior in the Shader Editor:
{F9604870}
Gometry Node Editor:
{F9604872}
**Exact steps for others to reproduce the error**
Open the geometry Node Editor.
Duplicate the group output node, Subdivision Surface will invalid.
{F9604888}