title: 'ScriptManager' is ambiguous in the namespace 'System.Web.UI'
body: <p>'ScriptManager' is ambiguous in the namespace 'System.Web.UI'</p>
  
  <p>Hi, i just converted an old app ASP. Net VB and i have 23 errors with the same</p>
  
  <p>What could it be?</p>
  
  <p>If you need more details please tell me</p>