IMail | 
Task CopyToAsync( IList<int> indexes, IMailFolder destination, CancellationToken cancellationToken = default )
| Exception | Condition | 
|---|---|
| ArgumentNullException | indexes is . -or- destination is .  | 
| ArgumentException | One or more of the indexes is invalid. -or- The destination folder does not belong to the IMailStore.  | 
| ObjectDisposedException | The IMailStore has been disposed. | 
| ServiceNotConnectedException | The IMailStore is not connected. | 
| ServiceNotAuthenticatedException | The IMailStore is not authenticated. | 
| FolderNotOpenException | The folder is not currently open. | 
| OperationCanceledException | The operation was canceled via the cancellation token. | 
| IOException | An I/O error occurred. | 
| ProtocolException | The server's response contained unexpected tokens. | 
| CommandException | The command failed. |