System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce RTX 2070 SUPER/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 461.92
Blender Version
Broken: version: 3.0.0 Alpha, branch: master, commit date: 2021-04-20 09:19, hash: rB7834fcc67d28
Worked: (newest version of Blender that worked as expected)
Short description of error
When using the Attribute Combine XYZ and trying to write to an existing attribute it won't change the attribute. Writing to a new attribute works.
Exact steps for others to reproduce the error
Add any attribute node and create an attribute. Use the Attribute Combine XYZ node to try to overwrite that attribute.
