title: R: error when using mvnorm
body: <p>I am using R and my function has following lines of code:</p>
  
  <pre><code>pd &lt;- Posdef(10, ev=1:10)
  spd &lt;- Symm(pd)
  mu1 &lt;- c(1:10)
  data = MASS:::mvnorm(1000,mu1,spd)
  </code></pre>
  
  <p>But I am getting the error: </p>
  
  <pre><code># Error in get(name, envir = asNamespace(pkg), inherits = FALSE) (from func1.R@11#7) : 
  #  object 'mvnorm' not found
  </code></pre>