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

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plotlowertri
> ### Title: Plotting lower semi matrix
> ### Aliases: plotlowertri
> ### Keywords: lower matrix semimatrix
> 
> ### ** Examples
> 
> data(testdata)
> spmatrix <- data2mat(testdata)
> result <- sp.pair(spmatrix)
> 
> ## Check the legend for 0.00 to 0.33 (Unwanted label)
> plotlowertri(result$Pearson, int = 0.5, cex=1.5)
Warning: Too few rows, please adjust the legend using "cex" and "int".
 Some of the points may be missing due to the distribution of data.
 You may also have to choose an appropriate number of intervals 
 using "interval" and "pchlist".
> title("Pearson Correlation Lower Matrix Plot")
> 
> ## Change the size of points and reset the intervals.
> ## Warning: The lower matrix plot illustrating Pearson 
> ## Correlation between each pair of species. Note the 
> ## triangle didn't appeared in the plots, but have been 
> ## added to the legend. This is due to the distribution 
> ## of data. Be careful in selection of intervals.
> 
> 
> plotlowertri(result$Pearson, int = 0.5, cex=1.5, 
+ interval = 4, pchlist = c(19, 17, 15, 1, 5), size = TRUE)
Warning: Too few rows, please adjust the legend using "cex" and "int".
 Some of the points may be missing due to the distribution of data.
 You may also have to choose an appropriate number of intervals 
 using "interval" and "pchlist".
> 
> title("Pearson Correlation Lower Matrix Plot")
> 
> ## "Pure" dots, may have to add legend manually...
> plotlowertri(result$Pearson, int = 0.5, cex=2.5, 
+ interval = 4, pchlist = rep(19, 5), size = TRUE, 
+ show.legend = FALSE)
Warning: Too few rows, please adjust the legend using "cex" and "int".
 Some of the points may be missing due to the distribution of data.
 You may also have to choose an appropriate number of intervals 
 using "interval" and "pchlist".
> 
> title("Pearson Correlation Lower Matrix Plot")
> 
> 
> ## Using BCI data
> library(vegan)
Loading required package: permute
Loading required package: lattice
Error: package or namespace load failed for ‘vegan’ in dyn.load(file, DLLpath = DLLpath, ...):
 unable to load shared object '/home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/MASS/libs/MASS.so':
  /home/hornik/tmp/R.check/r-devel-gcc/Work/build/Packages/MASS/libs/MASS.so: failed to map segment from shared object
Execution halted