#[derive(Debug, thiserror::Error)]
pub enum SysSpawnError {
#[error("No available IDs (max_actors limit reached)")]
MaxActorsLimit,
}
#[derive(Debug, thiserror::Error)]
pub enum SysChannelError {
#[error("No such actor")]
NoActor,
#[error("Invalid message-type")]
InvalidMessageType,
}