Package suggested but not available for checking: 'factorMerger'
'LazyData' is specified without a 'data' directory
Running examples in 'xspliner-Ex.R' failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called 'factorMerger'
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
Package suggested but not available for checking: ‘factorMerger’
'LazyData' is specified without a 'data' directory
Running examples in ‘xspliner-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called ‘factorMerger’
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
Package suggested but not available for checking: ‘factorMerger’
'LazyData' is specified without a 'data' directory
Running examples in ‘xspliner-Ex.R’ failed
The error most likely occurred in:

> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called ‘factorMerger’
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
Package suggested but not available for checking: ‘factorMerger’
'LazyData' is specified without a 'data' directory
Running examples in ‘xspliner-Ex.R’ failed
The error most likely occurred in:

> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called ‘factorMerger’
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
'LazyData' is specified without a 'data' directory
Package suggested but not available for checking: ‘factorMerger’
'LazyData' is specified without a 'data' directory
Running examples in ‘xspliner-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called ‘factorMerger’
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
Package suggested but not available for checking: ‘factorMerger’
'LazyData' is specified without a 'data' directory
Running examples in ‘xspliner-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plot_variable_transition
> ### Title: Plot variable profile
> ### Aliases: plot_variable_transition
> 
> ### ** Examples
> 
> library(randomForest)
randomForest 4.7-1.1
Type rfNews() to see new features/changes/bug fixes.
> set.seed(1)
> data <- iris
> # regression model
> iris.rf <- randomForest(Petal.Width ~  Sepal.Length + Petal.Length + Species, data = data)
> iris.xs <- xspline(iris.rf)
Error in loadNamespace(x) : there is no package called ‘factorMerger’
Calls: xspline ... loadNamespace -> withRestarts -> withOneRestart -> doWithOneRestart
Execution halted
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory