Index: Cargo.toml
==================================================================
--- Cargo.toml
+++ Cargo.toml
@@ -1,8 +1,8 @@
 [package]
 name = "rsstg"
-version = "0.2.0"
+version = "0.2.1"
 authors = ["arcade"]
 edition = "2018"
 
 [dependencies]
 anyhow = "*"

Index: src/command.rs
==================================================================
--- src/command.rs
+++ src/command.rs
@@ -56,22 +56,19 @@
 		i_command.next().context(at_least)?,
 		i_command.next().context(at_least)?,
 		i_command.next(),
 		i_command.next());
 	if ! RE_USERNAME.is_match(&channel) {
-		core.send(format!("Usernames should be something like \"@\\[a\\-zA\\-Z]\\[a\\-zA\\-Z0\\-9\\_]+\", aren't they?\nNot {:?}", &channel), Some(sender), None)?;
-		return Ok(())
-	}
+		bail!("Usernames should be something like \"@\\[a\\-zA\\-Z]\\[a\\-zA\\-Z0\\-9\\_]+\", aren't they?\nNot {:?}", &channel);
+	};
 	if ! RE_LINK.is_match(&url) {
-		core.send(format!("Link should be a link to atom/rss feed, something like \"https://domain/path\".\nNot {:?}", &url), Some(sender), None)?;
-		return Ok(())
+		bail!("Link should be a link to atom/rss feed, something like \"https://domain/path\".\nNot {:?}", &url);
 	}
 	let iv_hash = match iv_hash {
 		Some(hash) => {
 			if ! RE_IV_HASH.is_match(hash) {
-				core.send(format!("IV hash should be 14 hex digits.\nNot {:?}", hash), Some(sender), None)?;
-				return Ok(())
+				bail!("IV hash should be 14 hex digits.\nNot {:?}", hash);
 			};
 			Some(*hash)
 		}
 		None => None,
 	};
@@ -78,20 +75,20 @@
 	if let Some(rex) = url_re {
 		let _url_rex = ReplaceCommand::new(rex).context("Regexp parsing error:")?;
 	};
 	let channel_id = i64::from(core.tg.send(telegram_bot::GetChat::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await?.id());
 	let chan_adm = core.tg.send(telegram_bot::GetChatAdministrators::new(telegram_bot::types::ChatRef::ChannelUsername(channel.to_string()))).await
-		.context("Sorry, I have no access to that chat\\.")?;
+		.context("Sorry, I have no access to that chat.")?;
 	let (mut me, mut user) = (false, false);
 	for admin in chan_adm {
 		if admin.user.id == core.my.id {
 			me = true;
 		};
 		if admin.user.id == sender {
 			user = true;
 		};
 	};
-	if ! me   { bail!("I need to be admin on that channel\\."); };
-	if ! user { bail!("You should be admin on that channel\\."); };
+	if ! me   { bail!("I need to be admin on that channel."); };
+	if ! user { bail!("You should be admin on that channel."); };
 	core.send(core.update(source_id, channel, channel_id, url, iv_hash, None, sender).await?, Some(sender), None)?;
 	Ok(())
 }

Index: src/main.rs
==================================================================
--- src/main.rs
+++ src/main.rs
@@ -44,17 +44,19 @@
 		telegram_bot::UpdateKind::Message(message) => {
 			match message.kind {
 				telegram_bot::MessageKind::Text { ref data, .. } => {
 					let sender = message.from.id;
 					let words: Vec<&str> = data.split_whitespace().collect();
-					match words[0] {
-						"/check" | "/clean" | "/enable" | "/delete" | "/disable" => command::command(core, sender, words).await?,
-						"/start" => command::start(core, sender).await?,
-						"/list" => command::list(core, sender).await?,
-						"/add" | "/update" => command::update(core, sender, words).await?,
-						_ => {
-						},
+					match match words[0] {
+						"/check" | "/clean" | "/enable" | "/delete" | "/disable" => command::command(core, sender, words).await,
+						"/start" => command::start(core, sender).await,
+						"/list" => command::list(core, sender).await,
+						"/add" | "/update" => command::update(core, sender, words).await,
+						_ => Ok(()),
+					} {
+						Err(err) => core.send(&format!("🛑 {:?}", err), Some(sender), None)?,
+						Ok(()) => {},
 					};
 				},
 				_ => {
 				},
 			};