'Declaration Public ReadOnly Property BlockingError As DataErrorInfo
public DataErrorInfo BlockingError {get;}
BlockingError property is set when an error occurs that prevents further functioning of the control.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2