Jet bridges and other ground vehicles missing

Same thing, was able to reproduce at KSFO, KLAX AND KJFK. It happened after ending a flight and switching airports. The fix is force closing the app and opening it again.

Able to reproduce (KSFO, EGLL, EDDM)
iPhone 8 Plus
iOS 14.4.2
21.1 (915)

Able to reproduce

Samsung Galaxy S10; Android 11

Able to reproduce

Xiaomi Redmi Note 8 Pro
Android 10 (MIUI 12)
21.1

Able to reproduce the issue.

Samsung S20 Ultra
Android 11 (One UI 3.1)
21.1 (1451)

Able to reproduce
iPhone 12 pro
21.01

Unable to reproduce Samsung S20FE Android 11 One UI 3.1
I have tested it in
MMMX
KLAX
KSFO
PHNL
OMDB
EGLL
LFPG

Able to reproduce
iPad Pro (12.9-inch)
IOS 14.4.2
21.1 (931)