Package check result: ERROR

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Sessie Koffi Frederic <koffisessie@gmail.com>’
  
  Size of tarball: 11923807 bytes

Check: examples, Result: ERROR
  Running examples in ‘BRVM-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: BRVM_company_rank
  > ### Title: BRVM Companies Rank - Get all tickers rank according to last
  > ###   quotation
  > ### Aliases: BRVM_company_rank
  > 
  > ### ** Examples
  > 
  > ## No test: 
  > library(dplyr)
  
  Attaching package: ‘dplyr’
  
  The following objects are masked from ‘package:stats’:
  
      filter, lag
  
  The following objects are masked from ‘package:base’:
  
      intersect, setdiff, setequal, union
  
  > BRVM_company_rank()
  Make sure you have an active internet connection
  > comp.rank <- BRVM_company_rank()
  Make sure you have an active internet connection
  > comp.rank<-comp.rank%>%
  + dplyr::arrange(desc(percent_change))
  Error in UseMethod("arrange") : 
    no applicable method for 'arrange' applied to an object of class "NULL"
  Calls: %>% -> <Anonymous>
  Execution halted