Document.SaveCloudModel

Could be for any of the reasons that related to access to the cloud model.

The central model is locked by another client.

Could be for any of the reasons that fails with CentralModelException, for example, a central model with that name is already associated to the specified cloud project.

Cannot access the local file.

This Document is not a primary document, it is a linked document. -or- This Document is read-only: It cannot be modified. -or- This Document has an open editing transaction and is accepting changes. -or- This Document has is in an edit mode or is in family mode. -or- Saving is not allowed in the current application mode. -or- This Document does not have a central location: Worksharing needs to be enabled and central model saved. -or- The file is read-only, can not be saved. -or- This Document is a not cloud model, cannot execute this operation. -or- This Document is a workshared document. -or- Operation is not permitted when there is any open sub-transaction, transaction, or transaction group.

Synchronize With Central was canceled by the user or by an API event callback.

Could be for any of the reasons related to network.

Could be for any of the reasons that save fails with RevitServerInternalException.

User is not signed in with Autodesk id.

User is not authorized to access the specified cloud project.