M

ImageType.Unload

Description:
Unload the linked image.

public void Unload()

Public Sub Unload

public:
void Unload()

Autodesk.Revit.Exceptions.InvalidOperationException

This ImageType is not a link. -or- The image is a PDF based image, but PDF import is not available in the installed Revit.
Autodesk.Revit.Exceptions.ModificationForbiddenException

The document containing this ImageType is in failure mode: an operation has failed, and Revit requires the user to either cancel the operation or fix the problem (usually by deleting certain elements). -or- The document containing this ImageType is being loaded, or is in the midst of another sensitive process.
Autodesk.Revit.Exceptions.ModificationOutsideTransactionException

The document containing this ImageType has no open transaction.