diff --git a/src/main/java/fr/xephi/authme/AuthMe.java b/src/main/java/fr/xephi/authme/AuthMe.java
index f594adb5c..b513ba981 100644
--- a/src/main/java/fr/xephi/authme/AuthMe.java
+++ b/src/main/java/fr/xephi/authme/AuthMe.java
@@ -239,7 +239,7 @@ public class AuthMe extends JavaPlugin {
         this.getCommand("converter").setExecutor(new ConverterCommand(this, database));
 
         if (!Settings.isForceSingleSessionEnabled) {
-            ConsoleLogger.showError("ATTENTION by disabling ForceSingleSession, your server protection is set to low");
+            ConsoleLogger.showError("BECAREFUL !!! By disabling ForceSingleSession, your server protection is set to LOW");
         }
 
         if (Settings.reloadSupport)
diff --git a/src/main/java/fr/xephi/authme/process/join/AsyncronousJoin.java b/src/main/java/fr/xephi/authme/process/join/AsyncronousJoin.java
index 2396704f6..35b6df0d8 100644
--- a/src/main/java/fr/xephi/authme/process/join/AsyncronousJoin.java
+++ b/src/main/java/fr/xephi/authme/process/join/AsyncronousJoin.java
@@ -122,7 +122,7 @@ public class AsyncronousJoin {
                                 AuthMePlayerListener.causeByAuthMe.put(name, true);
                                 player.setGameMode(gM);
                                 AuthMePlayerListener.causeByAuthMe.put(name, false);
-                                player.kickPlayer(m.send("unvalid_session")[0]);
+                                player.kickPlayer(m.send("invalid_session")[0]);
                             }
 
                         });
@@ -152,7 +152,7 @@ public class AsyncronousJoin {
                                 AuthMePlayerListener.causeByAuthMe.put(name, true);
                                 player.setGameMode(gM);
                                 AuthMePlayerListener.causeByAuthMe.put(name, false);
-                                player.kickPlayer(m.send("unvalid_session")[0]);
+                                player.kickPlayer(m.send("invalid_session")[0]);
                             }
 
                         });
diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index aac7285b5..be8a41e64 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -68,7 +68,7 @@ settings:
         # 0 for unlimitted sessions, use 0 at your own risk!
         # consider that session will end only after timeout, and
         # if player's ip is changed but the timeout treshould isent
-        # ended, player will kick out of sever for unvalidSession!
+        # ended, player will kick out of sever for invalidSession!
         timeout: 10
         # Do we need to timeout the session if the player is offline
         # And try to login with an another IP Address?
diff --git a/src/main/resources/messages_bg.yml b/src/main/resources/messages_bg.yml
index 37bc0651b..866931cc3 100644
--- a/src/main/resources/messages_bg.yml
+++ b/src/main/resources/messages_bg.yml
@@ -24,7 +24,7 @@ user_unknown: '&cПотребителя не е регистриран'
 password_error: '&fПаролата не съвпада'
 password_error_nick: '&fYou can''t use your name as password'
 password_error_unsafe: '&fYou can''t use unsafe passwords'
-unvalid_session: '&fSession Dataes doesnt corrispond Plaese wait the end of session'
+invalid_session: '&fSession Dataes doesnt corrispond Plaese wait the end of session'
 reg_only: '&fСамо за регистрирани! Моля посети http://example.com за регистрация'
 logged_in: '&cВече сте влязъл!'
 logout: '&cУспешен изход от регистрацията!'
diff --git a/src/main/resources/messages_cz.yml b/src/main/resources/messages_cz.yml
index c147e290f..9d1b10315 100644
--- a/src/main/resources/messages_cz.yml
+++ b/src/main/resources/messages_cz.yml
@@ -27,7 +27,7 @@ registered: '&cRegistrace byla uspesna!'
 reload: '&cZnovu nacteni nastaveni AuthMe probehlo uspesne.'
 timeout: '&cCas pro prihlaseni vyprsel!'
 unsafe_spawn: '&cTvoje pozice pri odpojeni byla nebezpecna, teleportuji na spawn!'
-unvalid_session: '&cChybna data pri cteni pockejte do vyprseni.'
+invalid_session: '&cChybna data pri cteni pockejte do vyprseni.'
 max_reg: '&cJiz jsi prekrocil(a) limit pro pocet uctu z jedne IP.'
 password_error: '&cHesla se neshoduji!'
 pass_len: '&cTvoje heslo nedosahuje minimalni delky (4).'
diff --git a/src/main/resources/messages_de.yml b/src/main/resources/messages_de.yml
index 144ff3358..4e104df77 100644
--- a/src/main/resources/messages_de.yml
+++ b/src/main/resources/messages_de.yml
@@ -23,7 +23,7 @@ usage_unreg: '&cBenutze: /unregister <passwort>'
 pwd_changed: '&cPasswort geändert!'
 user_unknown: '&cBenutzername nicht registriert'
 password_error: '&fPasswort falsch'
-unvalid_session: '&fUngültige Session. Bitte starte das Spiel neu oder warte, bis die Session abgelaufen ist'
+invalid_session: '&fUngültige Session. Bitte starte das Spiel neu oder warte, bis die Session abgelaufen ist'
 reg_only: '&fNur registrierte Spieler! Bitte besuche http://example.com zum registrieren'
 logged_in: '&cBereits eingeloggt!'
 logout: '&cErfolgreich ausgeloggt'
diff --git a/src/main/resources/messages_es.yml b/src/main/resources/messages_es.yml
index aa0622860..62fbc53a1 100644
--- a/src/main/resources/messages_es.yml
+++ b/src/main/resources/messages_es.yml
@@ -24,7 +24,7 @@ usage_unreg: '&cUso: /unregister contraseña'
 pwd_changed: '&c¡Contraseña cambiada!'
 user_unknown: '&cUsuario no registrado'
 password_error: '&fLas contraseñas no son iguales'
-unvalid_session: '&fLos datos de sesión no corresponden. Por favor espera a terminar la sesión.'
+invalid_session: '&fLos datos de sesión no corresponden. Por favor espera a terminar la sesión.'
 reg_only: '&f¡Sólo para jugadores registrados! Por favor visita http://www.example.com/ para registrarte'
 logged_in: '&c¡Ya has iniciado sesión!'
 logout: '&cDesconectado correctamente.'
diff --git a/src/main/resources/messages_fi.yml b/src/main/resources/messages_fi.yml
index abb398924..211928fe9 100644
--- a/src/main/resources/messages_fi.yml
+++ b/src/main/resources/messages_fi.yml
@@ -23,7 +23,7 @@ usage_unreg: '&cKäyttötapa: /unregister password'
 pwd_changed: '&cSalasana vaihdettu!!'
 user_unknown: '&cSalasanat eivät täsmää'
 password_error: '&fSalasanat ei täsmää'
-unvalid_session: '&fIstunto ei täsmää! Ole hyvä ja odota istunnon loppuun'
+invalid_session: '&fIstunto ei täsmää! Ole hyvä ja odota istunnon loppuun'
 reg_only: '&fMene sivustolle: http://example.com rekisteröityäksesi!'
 logged_in: '&cOlet jo kirjautunut!'
 logout: '&cKirjauduit ulos palvelimelta.'
diff --git a/src/main/resources/messages_fr.yml b/src/main/resources/messages_fr.yml
index 6af98db14..d337962a2 100644
--- a/src/main/resources/messages_fr.yml
+++ b/src/main/resources/messages_fr.yml
@@ -24,7 +24,7 @@ usage_unreg: '&cPour supprimer ce compte, utilisez: /unregister password'
 pwd_changed: '&cMotdePasse changé avec succès!'
 user_unknown: '&c Ce compte n''est pas enregistré'
 password_error: '&fCe mot de passe est incorrect'
-unvalid_session: '&fSession invalide, relancez le jeu ou attendez la fin de la session'
+invalid_session: '&fSession invalide, relancez le jeu ou attendez la fin de la session'
 reg_only: '&fSeul les joueurs enregistré sont admis!'
 logged_in: '&cVous êtes déjà connecté!'
 logout: '&cVous avez été déconnecté!'
diff --git a/src/main/resources/messages_gl.yml b/src/main/resources/messages_gl.yml
index d72b0398e..5a43e796d 100644
--- a/src/main/resources/messages_gl.yml
+++ b/src/main/resources/messages_gl.yml
@@ -24,7 +24,7 @@ usage_unreg: '&cUso: /unregister <contrasinal>'
 pwd_changed: '&cCambiouse o contrasinal!'
 user_unknown: '&cEse nome de usuario non está rexistrado'
 password_error: '&fO contrasinal non coincide'
-unvalid_session: '&fOs datos de sesión non corresponden, por favor, espere a que remate a sesión'
+invalid_session: '&fOs datos de sesión non corresponden, por favor, espere a que remate a sesión'
 reg_only: '&fSó xogadores rexistrados! Por favor, visita http://example.com para rexistrarte'
 logged_in: '&cXa estás identificado!'
 logout: '&cSesión pechada con éxito'
diff --git a/src/main/resources/messages_hu.yml b/src/main/resources/messages_hu.yml
index fb8ac9521..e71dae62b 100644
--- a/src/main/resources/messages_hu.yml
+++ b/src/main/resources/messages_hu.yml
@@ -29,7 +29,7 @@ reg_email_msg: '&cPlease register with "/register <email> <confirmEmail>"'
 unsafe_spawn: A kilépési helyzeted nem biztonságos, teleportálás a kezdö Spawnra.
 max_reg: Csak egy karakterrel Registrálhatsz!!!
 password_error: A jelszó nem illik össze
-unvalid_session: Session Dataes doesnt corrispond Plaese wait the end of session
+invalid_session: Session Dataes doesnt corrispond Plaese wait the end of session
 pass_len: A jelszavad nem éri el a minimális hosszat
 vb_nonActiv: Your Account isent Activated yet check your Emails!
 usage_changepassword: 'használat: /changepassword régiJelszó újJelszó'
diff --git a/src/main/resources/messages_lt.yml b/src/main/resources/messages_lt.yml
index 508a74c12..c270da9f4 100644
--- a/src/main/resources/messages_lt.yml
+++ b/src/main/resources/messages_lt.yml
@@ -23,7 +23,7 @@ usage_unreg: '&ePanaikinti registracija: "/unregister slaptazodis"'
 pwd_changed: '&aSlaptazodis pakeistas'
 user_unknown: '&cVartotojas neprisiregistraves'
 password_error: '&cSlaptazodziai nesutampa'
-unvalid_session: '&cSesijos laikai nesutampa, prasome palaukti kol secija baigsis.'
+invalid_session: '&cSesijos laikai nesutampa, prasome palaukti kol secija baigsis.'
 reg_only: '&cTik prisiregistravusiem zaidejams: apsilankykite: http://example.com tam kad uzsiregistruoti.'
 logged_in: '&cTu aju prisijunges!'
 logout: '&aSekmingai atsijungete'
diff --git a/src/main/resources/messages_nl.yml b/src/main/resources/messages_nl.yml
index 5fb90d76d..65c8a0fce 100644
--- a/src/main/resources/messages_nl.yml
+++ b/src/main/resources/messages_nl.yml
@@ -22,7 +22,7 @@ usage_unreg: '&cGebruik: /unregister password'
 pwd_changed: '&cWachtwoord aangepast!'
 user_unknown: '&cGebruikersnaam niet geregistreerd'
 password_error: Wachtwoord incorrect!
-unvalid_session: Sessie beschadigt, wacht tot de sessie is verlopen en join opnieuw.
+invalid_session: Sessie beschadigt, wacht tot de sessie is verlopen en join opnieuw.
 reg_only: Alleen voor geregistreerde spelers! Bezoek http://example.com om te registreren
 logged_in: '&cJe bent al ingelogt!'
 logout: '&cJe bent succesvol uitgelogt'
diff --git a/src/main/resources/messages_pl.yml b/src/main/resources/messages_pl.yml
index dbe5a6c50..e9df21394 100644
--- a/src/main/resources/messages_pl.yml
+++ b/src/main/resources/messages_pl.yml
@@ -27,7 +27,7 @@ reload: '&fKonfiguracja bazy danych zostala przeladowana'
 error: '&fBlad prosimy napisac do aministracji'
 unknown_user: '&fUzytkownika nie ma w bazie danych'
 unsafe_spawn: '&fTwoje pozycja jest niebezpieczna. Zostaniesz przeniesiony na bezpieczny spawn.'
-unvalid_session: '&fSesja zakonczona!'
+invalid_session: '&fSesja zakonczona!'
 max_reg: '&fPrzekroczyles limit zarejestrowanych kont na serwerze.'
 password_error: '&fHaslo niepoprawne!'
 pass_len: '&fTwoje haslo jest za krotkie lub za dlugie! Sprobuj ponownie...'
diff --git a/src/main/resources/messages_pt.yml b/src/main/resources/messages_pt.yml
index c2b65a3f6..680f7c1bd 100644
--- a/src/main/resources/messages_pt.yml
+++ b/src/main/resources/messages_pt.yml
@@ -23,7 +23,7 @@ password_error_nick: '&fYou can''t use your name as password'
 password_error_unsafe: '&fYou can''t use unsafe passwords'
 user_unknown: '&cUsername não registado'
 password_error: '&fAs passwords não coincidem'
-unvalid_session: '&fDados de sessão não correspondem. Por favor aguarde o fim da sessão'
+invalid_session: '&fDados de sessão não correspondem. Por favor aguarde o fim da sessão'
 reg_only: '&fApenas jogadores registados! Visite http://example.com para se registar'
 logged_in: '&cJá se encontra autenticado!'
 logout: '&cSaida com sucesso'
diff --git a/src/main/resources/messages_ru.yml b/src/main/resources/messages_ru.yml
index 3bae790df..ccddc1638 100644
--- a/src/main/resources/messages_ru.yml
+++ b/src/main/resources/messages_ru.yml
@@ -24,7 +24,7 @@ usage_unreg: '&4Использование: &5/unregister ПАРОЛЬ'
 pwd_changed: '&2Пароль изменен!'
 user_unknown: '&4Такой игрок не зарегистрирован'
 password_error: '&4Пароль не совпадает'
-unvalid_session: '&4Сессия некорректна. Дождитесь, пока она закончится'
+invalid_session: '&4Сессия некорректна. Дождитесь, пока она закончится'
 reg_only: '&4Только для зарегистрированных! Посетите http://project.ru/register/ для регистрации'
 logged_in: '&4Вы уже авторизированы!'
 logout: '&2Вы успешно вышли'
diff --git a/src/main/resources/messages_sk.yml b/src/main/resources/messages_sk.yml
index f06948f96..95d293c31 100644
--- a/src/main/resources/messages_sk.yml
+++ b/src/main/resources/messages_sk.yml
@@ -31,7 +31,7 @@ reload: '&fKonfigurácia a databáza bola obnovená'
 error: '&fNastala chyba; Kontaktujte administrátora'
 unknown_user: '&fHrac nie je v databázi'
 unsafe_spawn: '&fTvoj pozícia bol nebezpecná, teleportujem hraca na spawn'
-unvalid_session: '&fZapamätane casove data nie su doveryhodne. Cakaj na ukoncenie spojenia'
+invalid_session: '&fZapamätane casove data nie su doveryhodne. Cakaj na ukoncenie spojenia'
 max_reg: '&fDosiahol si maximum registrovanych uctov.'
 password_error: '&fHeslá sa nezhodujú'
 pass_len: '&fHeslo je velmi kratke alebo dlhe'
diff --git a/src/main/resources/messages_uk.yml b/src/main/resources/messages_uk.yml
index 95081620d..30e440b69 100644
--- a/src/main/resources/messages_uk.yml
+++ b/src/main/resources/messages_uk.yml
@@ -23,7 +23,7 @@ usage_unreg: '&cВикористовуйте: /unregister Пароль'
 pwd_changed: '&cПароль змінено!'
 user_unknown: '&cТакий користувач не зарєєстрований'
 password_error: '&fПаролі не співпадають'
-unvalid_session: '&fСесія некоректна. Будь ласка зачекайте коли вона закінчиться'
+invalid_session: '&fСесія некоректна. Будь ласка зачекайте коли вона закінчиться'
 reg_only: '&Вхід доступний лише зареєстрованим користувачам. Зареєструватися можна за адресою &9&nhttp://example.com&r'
 logged_in: '&2Ви уже ввійшли!'
 logout: '&cВи успішно вийшли'
diff --git a/src/main/resources/messages_zhcn.yml b/src/main/resources/messages_zhcn.yml
index 91e74a54c..85a818022 100644
--- a/src/main/resources/messages_zhcn.yml
+++ b/src/main/resources/messages_zhcn.yml
@@ -23,7 +23,7 @@ usage_unreg: '&c正确用法：“/unregister <密码>”'
 pwd_changed: '&c密码已成功修改！'
 user_unknown: '&c此用户名还未注册过'
 password_error: '&f密码不相同'
-unvalid_session: '&f登陆数据异常，请等待登陆结束'
+invalid_session: '&f登陆数据异常，请等待登陆结束'
 reg_only: '&f只允许注册过的玩家进服！请到http://example.com以注册'
 logged_in: '&c你已经登陆过了！'
 logout: '&c已成功登出！'
diff --git a/src/main/resources/messages_zhhk.yml b/src/main/resources/messages_zhhk.yml
index 6ea573ae4..f92cc4261 100644
--- a/src/main/resources/messages_zhhk.yml
+++ b/src/main/resources/messages_zhhk.yml
@@ -25,7 +25,7 @@ usage_unreg: '&8[&6用戶系統&8] &c用法： 《 /unregister <密碼> 》'
 pwd_changed: '&8[&6用戶系統&8] &c你成功的更換了你的密碼 ！'
 user_unknown: '&8[&6用戶系統&8] &c此用戶名沒有已登記資料。'
 password_error: '&8[&6用戶系統&8] &f密碼不符合。'
-unvalid_session: '&8[&6用戶系統&8] &f登入階段資料已損壞，請等待登入階段結束。'
+invalid_session: '&8[&6用戶系統&8] &f登入階段資料已損壞，請等待登入階段結束。'
 reg_only: '&8[&6用戶系統&8] &f限已註冊會員，請先到 https://www.example.com/ 註冊。'
 logged_in: '&8[&6用戶系統&8] &c你已經登入過了。'
 logout: '&8[&6用戶系統&8] &b你成功的登出了。'
diff --git a/src/main/resources/messages_zhtw.yml b/src/main/resources/messages_zhtw.yml
index a9c36432b..c011b020b 100644
--- a/src/main/resources/messages_zhtw.yml
+++ b/src/main/resources/messages_zhtw.yml
@@ -22,7 +22,7 @@ usage_unreg: '&c正確用法為:使用"/unregister <密碼>"來取消現有密
 pwd_changed: '&c密碼變更成功!'
 user_unknown: '&c此用戶名並未被註冊!'
 password_error: <密碼>與<錯認密碼>不相同!
-unvalid_session: 'Session Dataes doesnt corrispond Plaese wait the end of session'
+invalid_session: 'Session Dataes doesnt corrispond Plaese wait the end of session'
 reg_only: 'Registered players only! Please visit http://example.com to register'
 logged_in: '&c您已經登入了!'
 logout: '&a登出成功!'