Running examples in ‘inlmisc-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: PlotCrossSection
> ### Title: Plot Cross Section
> ### Aliases: PlotCrossSection
> ### Keywords: hplot
> 
> ### ** Examples
> 
> m <- datasets::volcano
> m <- m[nrow(m):1, ncol(m):1]
> x <- seq(from = 2667405, length.out = ncol(m), by = 10)
> y <- seq(from = 6478705, length.out = nrow(m), by = 10)
> r1 <- raster::raster(m, xmn = min(x), xmx = max(x), ymn = min(y),
+                      ymx = max(y), crs = "+init=epsg:27200")
Warning in showSRID(uprojargs, format = "PROJ", multiline = "NO") :
  Discarded datum New_Zealand_Geodetic_Datum_1949 in CRS definition
> r2 <- min(r1[]) - r1 / 10
> r3 <- r1 - r2
> rs <- raster::stack(r1, r2, r3)
> names(rs) <- c("r1", "r2", "r3")
> xy <- rbind(c(2667508, 6479501),
+             c(2667803, 6479214),
+             c(2667508, 6478749))
> transect <- sp::Lines(list(sp::Line(xy)), ID = "Transect")
> transect <- sp::SpatialLines(list(transect),
+                              proj4string = raster::crs(rs))
> xy <- rbind(c(2667705, 6478897),
+             c(2667430, 6479178))
> p <- sp::SpatialPoints(xy, proj4string = raster::crs(rs))
> d <-  data.frame("label" = c("Peak", "Random"))
> features <- sp::SpatialPointsDataFrame(p, d, match.ID = TRUE)
> bg.image <- raster::hillShade(raster::terrain(r1, "slope"),
+                               raster::terrain(r1, "aspect"))
> PlotMap(r1, bg.image = bg.image,
+         pal = GetColors(scheme = "DEM screen", alpha = 0.8),
+         scale.loc = "top", arrow.loc = "topright",
+         contour.lines = list("col" = "#1F1F1FA6"),
+         useRaster = TRUE)
Warning in showSRID(uprojargs, format = "PROJ", multiline = "NO") :
  Discarded datum Unknown based on International 1909 (Hayford) ellipsoid in CRS definition
Error in contour.default(x = xFromCol(x, 1:ncol(x)), y = yFromRow(x, nrow(x):1),  : 
  no proper 'z' matrix specified
Calls: PlotMap ... <Anonymous> -> .local -> contour -> contour -> contour.default
Execution halted