title: Hosted VS2017 agent build master.dacpac does not exist
body: <p>My solution created with VS2017 Professional contains an SQL Server Database Project that references the master database. When using the Hosted VS2017 agent to build my solution in Visual Studio Team Services I'm getting the errors below:</p>
  
  <blockquote>
    <p>2017-07-14T12:44:17.8387743Z ##[error]C:\Program Files (x86)\Microsoft
    Visual
    Studio\2017\Enterprise\MSBuild\Microsoft\VisualStudio\v15.0\SSDT\Microsoft.Data.Tools.Schema.SqlTasks.targets(559,5):
    Error SQL72027: File "C:\Program Files (x86)\Microsoft Visual
    Studio\2017\Professional\Common7\IDE\Extensions\Microsoft\SQLDB\Extensions\SqlServer\110\SqlSchemas\master.dacpac"
    does not exist. 2017-07-14T12:44:17.8397816Z C:\Program Files
    (x86)\Microsoft Visual
    Studio\2017\Enterprise\MSBuild\Microsoft\VisualStudio\v15.0\SSDT\Microsoft.Data.Tools.Schema.SqlTasks.targets(559,5):
    Build error SQL72027: File "C:\Program Files (x86)\Microsoft Visual
    Studio\2017\Professional\Common7\IDE\Extensions\Microsoft\SQLDB\Extensions\SqlServer\110\SqlSchemas\master.dacpac"
    does not exist.
    [d:\a\3\s\Main\ItAsset.Database\ItAsset.Database.sqlproj]</p>
  </blockquote>
  
  <p>How can I fix this and get my solution to build in VSTS?</p>