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

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: plot.local_importance
> ### Title: Plot Local Variable Importance measure
> ### Aliases: plot.local_importance
> 
> ### ** Examples
> 
> 
> library("DALEX")
Welcome to DALEX (version: 1.0).
Find examples and detailed introduction at: https://pbiecek.github.io/ema/

> data(apartments)
> 
> library("randomForest")
randomForest 4.6-14
Type rfNews() to see new features/changes/bug fixes.
> apartments_rf_model <- randomForest(m2.price ~ construction.year + surface +
+                                     floor + no.rooms, data = apartments)
> 
> explainer_rf <- explain(apartments_rf_model, data = apartmentsTest[,2:5],
+                         y = apartmentsTest$m2.price)
Preparation of a new explainer is initiated
  -> model label       :  randomForest  ( [33m default [39m )
  -> data              :  9000  rows  4  cols 
  -> target variable   :  9000  values 
  -> model_info        :  package randomForest , ver. 4.6.14 , task regression ( [33m default [39m ) 
  -> predict function  :  yhat.randomForest  will be used ( [33m default [39m )
  -> predicted values  :  numerical, min =  2115.18 , mean =  3512.357 , max =  5385.139  
  -> residual function :  difference between y and yhat ( [33m default [39m )
  -> residuals         :  numerical, min =  -1217.721 , mean =  -0.833731 , max =  2143.697  
 [32m A new explainer has been created! [39m 
> 
> new_apartment <- data.frame(construction.year = 1998, surface = 88, floor = 2L, no.rooms = 3)
> 
> library("ingredients")

Attaching package: 'ingredients'

The following object is masked from 'package:DALEX':

    feature_importance

> profiles <- ceteris_paribus(explainer_rf, new_apartment)
> 
> library("vivo")
> measure <- local_variable_importance(profiles, apartments[,2:5],
+                           absolute_deviation = TRUE, point = TRUE, density = FALSE)
> 
> plot(measure)
Error in theme_drwhy_colors(1) : 
  could not find function "theme_drwhy_colors"
Calls: plot -> plot.local_importance -> geom_bar -> layer
Execution halted