Running examples in 'sen2r-Ex.R' failed
The error most likely occurred in:

> ### Name: raster_metadata
> ### Title: Get metadata from raster paths
> ### Aliases: raster_metadata
> 
> ### ** Examples
> 
> # Define product names
> examplenames <- c(
+   system.file("tif/L7_ETMs.tif", package="stars"),
+   system.file("nc/bcsd_obs_1999.nc", package = "stars"),
+   system.file("extdata/out/S2A2A_20190723_022_Barbellino_BOA_10.tif",
+     package = "sen2r")
+ )
> 
> 
> # Return some metadata as data.table
> raster_metadata(examplenames, c("res", "size", "bbox", "outformat"))
                                                                                                path
1:                                      D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/stars/tif/L7_ETMs.tif
2:                                  D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/stars/nc/bcsd_obs_1999.nc
3: D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/sen2r/extdata/out/S2A2A_20190723_022_Barbellino_BOA_10.tif
   valid  res.x  res.y size.x size.y     xmin    ymin       xmax        ymax
1:  TRUE 28.500 28.500    349    352 288776.3 9110729 298722.750 9120760.750
2:  TRUE  0.125  0.125     81     33    -85.0      33    -74.875      37.125
3:  TRUE 10.000 10.000     24     42 580560.0 5101700 580800.000 5102120.000
   outformat
1:     GTiff
2:    netCDF
3:     GTiff
> 
> # Return some metadata as list
> raster_metadata(examplenames, c("res", "size", "bbox", "proj"), format = "list")
[[1]]
[[1]]$path
[1] "D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/stars/tif/L7_ETMs.tif"

[[1]]$valid
[1] TRUE

[[1]]$res
   x    y 
28.5 28.5 

[[1]]$size
  x   y 
349 352 

[[1]]$bbox
     xmin      ymin      xmax      ymax 
 288776.3 9110728.8  298722.8 9120760.8 

[[1]]$proj
Coordinate Reference System:
  No EPSG code
  proj4string: "+proj=utm +zone=25 +south +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs"


[[2]]
[[2]]$path
[1] "D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/stars/nc/bcsd_obs_1999.nc"

[[2]]$valid
[1] TRUE

[[2]]$res
    x     y 
0.125 0.125 

[[2]]$size
 x  y 
81 33 

[[2]]$bbox
   xmin    ymin    xmax    ymax 
-85.000  33.000 -74.875  37.125 

[[2]]$proj
Coordinate Reference System: NA


[[3]]
[[3]]$path
[1] "D:/temp/Rtmp2zMcfU/RLIBS_2911c57f26832/sen2r/extdata/out/S2A2A_20190723_022_Barbellino_BOA_10.tif"

[[3]]$valid
[1] TRUE

[[3]]$res
 x  y 
10 10 

[[3]]$size
 x  y 
24 42 

[[3]]$bbox
   xmin    ymin    xmax    ymax 
 580560 5101700  580800 5102120 

[[3]]$proj
Coordinate Reference System:
  EPSG: 32632 
  proj4string: "+proj=utm +zone=32 +datum=WGS84 +units=m +no_defs"


> 
> # Output with an invalid raster
> examplenames <- c(
+   examplenames, 
+   system.file("extdata/settings/gdal_formats.json", package="sen2r")
+ )
> raster_metadata(examplenames, c("bbox", "proj"))
trying to read file: D:\temp\Rtmp2zMcfU\RLIBS_2911c57f26832\sen2r\extdata\settings\gdal_formats.json
Error in packageVersion("rgdal") : there is no package called 'rgdal'
Calls: raster_metadata ... rbindlist -> lapply -> FUN -> st_as_text_2 -> packageVersion
Execution halted