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

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: betaboost
> ### Title: Function for boosting beta regression
> ### Aliases: betaboost
> 
> ### ** Examples
> 
> 
> #---------- data example 
> 
> data(QoLdata)
> 
> ## Model for mu  
> b1 <- betaboost(formula = QoL ~ arm + pain, data = QoLdata, 
+                 iterations = 500)
> 
> # Coeficients
> coef(b1, off2int = TRUE)
 (Intercept)          arm         pain 
 0.180375577 -0.340099430  0.005820118 
> 
> # Phi
> nuisance(b1)
[1] 24.75326
> 
> ## Model for mu and phi
> b2 <- betaboost(formula = QoL ~ arm + pain, data = QoLdata, 
+                 iterations = 1000,
+                 phi.formula = QoL ~ arm + pain)
> 
> 
> # Coeficients
> coef(b2, off2int = TRUE)
$mu
 (Intercept)          arm         pain 
 0.150692562 -0.323289715  0.006493864 

$phi
(Intercept)         arm        pain 
 4.01161558 -0.01274126 -0.02646553 

> 
> #--------- simple simulated example
> 
> require(gamlss.dist)
Loading required package: gamlss.dist
Loading required package: MASS

Attaching package: ‘gamlss.dist’

The following object is masked from ‘package:mboost’:

    Family

> set.seed(1234)
> x1 <- rnorm(100)
> x2 <- rnorm(100)
> x3 <- rnorm(100)
> x4 <- rnorm(100)
> y <- rBE(n = 100, mu = plogis(x1 + x2),
+                   sigma = plogis(x3 + x4))
> data <- data.frame(y ,x1, x2, x3, x4)
> data <- data[!data$y %in% c(0,1),]
> 
> # 'classic' beta regression
> b3 <- betaboost(formula = y ~ x1 + x2, data = data,
+                 iterations = 120)
> coef(b3)
(Intercept)          x2 
-0.03015571  0.32962800 
attr(,"offset")
[1] -0.0585735
> 
> # beta regression including modeled precision parameter
> b4 <- betaboost(formula = y ~ x1 + x2, 
+                 phi.formula = y ~ x3 + x4, 
+                 data = data, iterations = 120)
> 
> 
> # with smooth effects for x1 and x3
> b5 <- betaboost(formula = y ~ s(x1) + x2, 
+                 phi.formula = y ~ s(x3) + x4, form.type = "classic",
+                 data = data, iterations = 120)          
Error in solve.default(XtX, crossprod(X, y), LINPACK = FALSE) : 
  the LINPACK argument has been defunct since R 3.1.0
Calls: betaboost ... <Anonymous> -> mysolve -> solve -> solve -> solve.default
Execution halted