Error for selecting a old german data is unclear

[bart1]

Here the error is caused by the data being requested being too old, only the last 3 days are available

library(getRad)
pvol <- get_pvol("dedrs", as.POSIXct("2012-05-17 14:00", tz = "UTC"))
#> Error in `get_pvol()`:
#> ! The server returned an unexpected number of files

^{Created on 2025-09-29 with reprex v2.1.1}