View Source ExTDLib.Object.MessageSendingStateFailed (ExTDLib v0.0.4)

The message failed to be sent.

NameTypeDescription
errorerrorThe cause of the message sending failure.
can_retryboolTrue, if the message can be re-sent.
need_another_senderboolTrue, if the message can be re-sent only on behalf of a different sender.
need_another_reply_quoteboolTrue, if the message can be re-sent only if another quote is chosen in the message that is replied by the given message.
need_drop_replyboolTrue, if the message can be re-sent only if the message to be replied is removed. This will be done automatically by resendMessages.
retry_afterdoubleTime left before the message can be re-sent, in seconds. No update is sent when this field changes.

More details on telegram's documentation.