System Information
Operating system: Darwin-18.6.0-x86_64-i386-64bit 64 Bits
Graphics card: AMD Radeon Pro Vega 64 OpenGL Engine ATI Technologies Inc. 4.1 ATI-2.9.26
Blender Version
Broken: version: 2.80 (sub 74), branch: master, commit date: 2019-07-04 22:24, hash: rBfdcfc263e973
Worked: (optional)
Short description of error
When Exporting an X3D model and choosing the only selected option, the export bombs with an error message saying no object has attribute "select"
Exact steps for others to reproduce the error
Add a model and select it
Select file->export->X3D
click "Selection Only"
Then export