It seems that some countries have stopped providing data, e.g. UK, Portugal.
Check covid19 package, and if an update is required.
https://covid19datahub.io/news/index.html
Now 3.0.0 is released
Hospitalization data are somehow imputed, while they should be NA if missing.
Check what is going on.
Death and growth are missing in Main Variable section for European countries, check