title: how to solve the error:Warning messages: package ‘ ’ was built under R version 3.3.3
body: <p>I use R3.3.2. when I want to install the package "arules" , I get this error:</p>
  
  <pre><code>install.packages("arules")
  
  Error in install.packages : Updating loaded packages
  
  Restarting R session...
  
  Loading required package: arules
  Loading required package: Matrix
  
  Attaching package: ‘arules’
  
  The following objects are masked from ‘package:base’:
  
  abbreviate, write
  
  Loading required package: twitteR
  Loading required package: wavelets
  &gt; install.packages("arules")
  Error in install.packages : Updating loaded packages
  Warning messages:
  1: package ‘arules’ was built under R version 3.3.3 
  2 : package ‘twitteR’ was built under R version 3.3.3 
  &gt; install.packages("arules")
  Installing package into ‘C:/Users/Atapour/Documents/R/win-library/3.3’
  (as ‘lib’ is unspecified)
  Warning in install.packages :
  package ‘arules’ is in use and will not be installed
  </code></pre>
  
  <p>whenever I atempt to install the "arules" , "matrix" ,"twitteR" , "FactoMineR" and so on, I get the error of :e.g. package ‘twitteR’ was built under R version 3.3.3 </p>
  
  <p>I try downloading from cran site(<a href="https://cran.r-project.org/web/packages/FactoMineR/index.html" rel="nofollow noreferrer">https://cran.r-project.org/web/packages/FactoMineR/index.html</a>) but doest'nt help me anymore.
  what should I do to fix it?</p>