The control type 'System.Web.UI.WebControls.RegularExpressionValidator' is not allowed on this page. The type System.Web.UI.WebControls.RegularExpressionValidator, System.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a could not be found or it is not registered as safe.
Correlation ID: 1029c89f-5a36-a064-b550-b9cc958c7fa6
Date and Time: 5/15/2021 5:18:03 PM