|  | IMail | 
 Syntax
SyntaxUniqueId? Append( IAppendRequest request, CancellationToken cancellationToken = default )
 Exceptions
Exceptions| Exception | Condition | 
|---|---|
| ArgumentNullException | request is . | 
| ObjectDisposedException | The IMailStore has been disposed. | 
| ServiceNotConnectedException | The IMailStore is not connected. | 
| ServiceNotAuthenticatedException | The IMailStore is not authenticated. | 
| InvalidOperationException | Internationalized formatting was requested but has not been enabled. | 
| FolderNotFoundException | The MailFolder does not exist. | 
| OperationCanceledException | The operation was canceled via the cancellation token. | 
| NotSupportedException | Internationalized formatting was requested but is not supported by the server. -or- The request included annotations but the folder does not support annotations. | 
| IOException | An I/O error occurred. | 
| ProtocolException | The server's response contained unexpected tokens. | 
| CommandException | The command failed. | 
 Remarks
Remarks See Also
See Also