Activity.Load Method (Stream, Activity)
Assembly: System.Workflow.ComponentModel (in System.Workflow.ComponentModel.dll)
stream is a null reference (Nothing in Visual Basic).
Calling this method with untrusted data is a security risk. Call this method only with trusted data. For more information, see Untrusted Data Security Risks.
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.