Package: kernstadapt
Check: examples
New result: ERROR
  Running examples in ‘kernstadapt-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: santander
  > ### Title: Santander earthquakes epicentres
  > ### Aliases: santander
  > ### Keywords: datasets santander
  > 
  > ### ** Examples
  > 
  > data(santander)
  > head(santander)
  Marked planar point pattern: 6 points
  marks are dates, of class ‘Date’
  window: polygonal boundary
  enclosing rectangle: [54.9958, 77.49456] x [63.05189, 89.75048] units (one unit 
  = 10000 metres)
  > plot(santander, bg = rainbow(250), pch = 21, cex = 1)
  Error in as.Date.default(e) : 
    do not know how to convert 'e' to class “Date”
  Calls: plot ... unlist -> lapply -> FUN -> as.Date -> as.Date.default
  Execution halted

Package: spatstat.data
Check: examples
New result: ERROR
  Running examples in ‘spatstat.data-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: gorillas
  > ### Title: Gorilla Nesting Sites
  > ### Aliases: gorillas gorillas.extra
  > ### Keywords: datasets
  > 
  > ### ** Examples
  > 
  >   if(require(spatstat.geom)) {
  +   summary(gorillas)
  +   plot(gorillas)
  +   plot(gorillas.extra)
  +   }
  Loading required package: spatstat.geom
  Loading required package: spatstat.univar
  spatstat.univar 3.1-3
  spatstat.geom 3.4-0
  Error in as.Date.default(e) : 
    do not know how to convert 'e' to class “Date”
  Calls: plot ... unlist -> lapply -> FUN -> as.Date -> as.Date.default
  Execution halted