[Zotero 7 Beta] Broken Item Pane from selecting mulitple items in a feed

mjthoraval

Steps to reproduce:
1) Select one item in a feed:
https://s3.amazonaws.com/zotero.org/images/forums/u265723/iqp0jefbj9fx3vz8lo86.png
2) Select 2 items in the feed:
https://s3.amazonaws.com/zotero.org/images/forums/u265723/swpjzq5lvcszadgmegbp.png
3) Go back to select only one item in the feed:
https://s3.amazonaws.com/zotero.org/images/forums/u265723/z86ga2npujiiq1ejrkel.png
4) Go to My Library:
https://s3.amazonaws.com/zotero.org/images/forums/u265723/86z0g0akvw65kwaty3qe.png

Zotero 7.0.0-beta.76+91054acfe (64-bit)
Windows 10