Revit 2025 API
External |
Checks an ExternalFileReference to see if it is
properly created.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Syntax
public static bool IsValidExternalFileReference( ExternalFileReference data )
Public Shared Function IsValidExternalFileReference ( data As ExternalFileReference ) As Boolean
public: static bool IsValidExternalFileReference( ExternalFileReference^ data )
static member IsValidExternalFileReference : data : ExternalFileReference -> bool
Parameters
- data ExternalFileReference
- The ExternalFileReference to be checked
Return Value
Boolean
Exception | Condition |
---|---|
ArgumentNullException | A non-optional argument was null |

The following restrictions exist:
- PathType.Server is only valid for ExternalFileReferences of type ExternalFileReferenceType.RevitLink
- PathType.Content is only valid for ExternalFileReferences of type ExternalFileReferenceType.KeynoteTable, ExternalFileReferenceType.AssemblyCodeTable or ExternalFileReferenceType.Decal
- Keynote tables, assembly code tables and Decals (ExternalFileReferenceType.KeynoteTable, ExternalFileReferenceType.AssemblyCodeTable and ExternalFileReferenceType.Decal) may only be LinkedFileStatus.Loaded or LinkedFileStatus.NotFound.
See Also