Revit 2025 API
Revision |
Creates a new alphanumeric revision numbering sequence in the document.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Syntax
public static RevisionNumberingSequence CreateAlphanumericSequence( Document document, string name, AlphanumericRevisionSettings settings )
Public Shared Function CreateAlphanumericSequence ( document As Document, name As String, settings As AlphanumericRevisionSettings ) As RevisionNumberingSequence
public: static RevisionNumberingSequence^ CreateAlphanumericSequence( Document^ document, String^ name, AlphanumericRevisionSettings^ settings )
static member CreateAlphanumericSequence : document : Document * name : string * settings : AlphanumericRevisionSettings -> RevisionNumberingSequence
Parameters
- document Document
- The document of the new revision numbering sequence.
- name String
- The name for the revision numbering sequence.
- settings AlphanumericRevisionSettings
- The alphanumeric settings for the revision numbering sequence.
Return Value
RevisionNumberingSequenceThe newly created revision numbering sequence.

Exception | Condition |
---|---|
ArgumentException | document is not a project document. -or- name is an empty string or contains only whitespace. -or- name cannot include prohibited characters, such as "{, }, [, ], |, ;, less-than sign, greater-than sign, ?, `, ~". -or- settings is not a valid AlphanumericRevisionSettings. |
ArgumentNullException | A non-optional argument was null |
InvalidOperationException | The document 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). |
ModificationForbiddenException | The document 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 is being loaded, or is in the midst of another sensitive process. |
ModificationOutsideTransactionException | The document has no open transaction. |

The new revision numbering sequence will not be assigned to any revision.
Use `Revision.SetRevisionNumberingSequenceId` to apply the sequence to a revision.
See Also