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

> ### Name: squidR
> ### Title: Run SQuID without graphical user interface
> ### Aliases: squidR
> 
> ### ** Examples
> 
> ## create the input list ##
> input <- list()
> 
> ## define the model input parameters ##
> 
> input$Tmax <- 100 # 100 time steps
> input$NP   <- 10  # 10 replicated populations
> input$NI   <- 20  # 20 individuals per replicate population
> input$NT   <- 1   # 1 trait per individual
> 
> # in this simulation model, only one environmental gradient (x1) is added
> 
> # turn on the environmental gradient x1
> input$X1_state      <- TRUE  
> 
> # add a stochastic environmental effect to the environmental effect x1
> input$X1_sto_state  <- TRUE  
> 
> # the stochastic environmental effect included 
> # into the environmental effect x1 is not shared among individual. 
> # Each individual will experience a  different stochastic environmental effect. 
> input$X1_sto_shared <- FALSE                  
> 
> #  add an autocorrelation effect to the stochastic 
> #  environmental effect within the environmental effect x1.
> input$X1_sto_autocor_state <- FALSE 
> 
> # define the autocorrelation value between two consecutive time steps.
> input$X1_sto_corr          <- 0.5 
> 
> # add a linear trend to the environmental effect x1. 
> # the default parameters for the linear trend will be used 
> # (an intercept of 0, a slope of 1 and the linear trend will be shared among individuals)
> input$X1_lin_state <- TRUE 
> 
> # define the population mean values vector.
> # the population mean (fixed intercept) and
> # the population mean response to environmental influences x1 (fixed slope) 
> # are set to 0.1.
> input$B    <- c(0.1, 0.1, 0, 0)
>                                                   
> # define the individual variance/correlation matrix (squared matrix; 4x4)
> # the individual-specific deviation (random intercept; VI) variance is set to 0.7.
> # the individual-specific response to an environmental effect x1 (random slope; VS1) is set to 0.5.
> # the correlation between the individual-specific deviation (I) 
> # and the individual-specific response 
> # to an environmental effect x1 
> # (S1) is set to -0.7.                                                     
> input$Vind <- matrix(c(0.7  , 0   , 0 , 0,
+                        -0.7 , 0.5 , 0 , 0,
+                        0    , 0   , 0 , 0,
+                        0    , 0   , 0 , 0), 
+ 			nrow=4, byrow=TRUE)
>                        
> input$Ve  <- 0.05 # the measurement error variance
> 
> ## define the sampling design ##
> 
> # the mean number of records per individual
> input$NR     <- 10
> # the among-individual variance in timing of sampling
> input$Vhsi   <- 0.2
> # individuals are not sampled the same number of times.
> input$NR_ind <- FALSE 
> # individuals are not sampled at the time
> input$ST_ind <- FALSE 
> 
> ## run the simulation ##
> output <- squidR(input, plot=TRUE)
Error in library.dynam(lib, package, package.lib) : 
  DLL 'Rcpp' not found: maybe not installed for this architecture?
Calls: squidR ... namespaceImportFrom -> asNamespace -> loadNamespace -> library.dynam
Execution halted