title: Build&Release Error CS0234: The type or namespace name 'Security' does not exist in the namespace 'Microsoft' (are you missing an assembly reference?)
body: <p>When I commit a project to vsts to do Build Automation</p>
  
  <p>it's have a error </p>
  
  <pre><code>Error CS0234: The type or namespace name 'Security' does not exist in the namespace 'Microsoft' (are you missing an assembly reference?)
  </code></pre>
  
  <p>but my project it's can work on local with vs</p>
  
  <p>have anyone know how to fix this error?</p>