diff -r ede5f4ec48f3 -r f1205f33bf5b rust/hedgewars-server/src/handlers/strings.rs
--- a/rust/hedgewars-server/src/handlers/strings.rs	Thu Dec 26 21:55:51 2019 +0300
+++ b/rust/hedgewars-server/src/handlers/strings.rs	Fri Dec 27 22:36:19 2019 +0300
@@ -1,11 +1,17 @@
 pub const ACCESS_DENIED: &str = "Access denied.";
-pub const AUTHENTICATION_FAILED: &str = "Authentication failed.";
+pub const AUTHENTICATION_FAILED: &str = "Authentication failed";
+pub const BAD_NUMBER: &str = "Bad number.";
+pub const ILLEGAL_CLIENT_NAME: &str = "Illegal nickname! Nicknames must be between 1-40 characters long, must not have a trailing or leading space and must not have any of these characters: $()*+?[]^{|}";
 pub const ILLEGAL_ROOM_NAME: &str = "Illegal room name! A room name must be between 1-40 characters long, must not have a trailing or leading space and must not have any of these characters: $()*+?[]^{|}";
+pub const NICKNAME_PROVIDED: &str = "Nickname already provided.";
+pub const NO_CHECKER_RIGHTS: &str = "No checker rights";
 pub const NO_ROOM: &str = "No such room.";
 pub const NO_TEAM: &str = "No such team.";
 pub const NO_TEAM_TO_REMOVE: &str = "Error: The team you tried to remove does not exist.";
 pub const NO_USER: &str = "No such user.";
 pub const NOT_MASTER: &str = "You're not the room master!";
+pub const PROTOCOL_PROVIDED: &str = "Protocol already known.";
+pub const PROTOCOL_TOO_OLD: &str = "Protocol version is too old";
 pub const REPLAY_LOAD_FAILED: &str = "Could't load the replay";
 pub const REPLAY_NOT_SUPPORTED: &str = "This server does not support replays!";
 pub const REGISTRATION_REQUIRED: &str = "This server only allows registered users to join.";