diff --git a/module/actor.js b/module/actor.js
index e171b65a..53ac2d52 100644
--- a/module/actor.js
+++ b/module/actor.js
@@ -12,6 +12,7 @@ import { Misc } from "./misc.js";
 import { RdDResolutionTable } from "./rdd-resolution-table.js";
 import { RdDDice } from "./rdd-dice.js";
 import { RdDRollTables } from "./rdd-rolltables.js";
+import { ChatUtility } from "./chat-utility.js";
 
 export class RdDActor extends Actor {
 
@@ -197,7 +198,7 @@ export class RdDActor extends Actor {
         if (rolled.isSuccess) {
           // Message spécial pour la rapidité, qui reste difficile à gérer automatiquement
           if ( rollData.particuliereAttaque == 'rapidite') {
-            ChatMessage.create( { contet: "Vous avez attaqué en Rapidité. Ce cas n'est pas géré autmatiquement, donc suivez les directives de votre MJ pour gérer ce cas.", 
+            ChatMessage.create( { content: "Vous avez attaqué en Rapidité. Ce cas n'est pas géré autmatiquement, donc suivez les directives de votre MJ pour gérer ce cas.", 
                                   whisper: ChatMessage.getWhisperRecipients( this.name ) } );
           }
           rollData.domArmePlusDom = this._calculBonusDommages(rollData.selectedCarac, rollData.arme, rollData.particuliereAttaque == 'force' );
@@ -232,11 +233,10 @@ export class RdDActor extends Actor {
           + "<br>Difficultés <strong>libre : " + rollData.diffLibre + "</strong> / conditions : " + Misc.toSignedString(rollData.diffConditions) +" / état : " + rollData.etat
           + RdDResolutionTable.explain(rolled)
           + "<br><strong>" + quality + "</strong>"
-          + explications + xpmsg,
-      user: game.user._id,
-      title: "Résultat du test"
+          + explications + xpmsg
     }
-    ChatMessage.create(chatOptions);
+    
+    ChatUtility.chatWithRollMode(chatOptions, this.name)
 
     // This an attack, generate the defense message
     if (defenseMsg) {
@@ -322,7 +322,7 @@ export class RdDActor extends Actor {
     await this.update({ "data.reve.reve": myReve });
     
     if (myReve.value == 0) { // 0 points de reve
-      ChatMessage.create({ title: "Zero Points de Reve !", content: this.name + " est réduit à 0 Points de Rêve, et tombe endormi !" });
+      ChatMessage.create({ content: this.name + " est réduit à 0 Points de Rêve, et tombe endormi !" });
       closeTMR = true;
     }
     if (closeTMR) {
@@ -333,7 +333,10 @@ export class RdDActor extends Actor {
 
   /* -------------------------------------------- */
   async dormir(heures=1)  {
-    let message = { title : "Récupération", content :"Vous dormez " + heures + " heure" + (heures > 1 ? "s":  "") };
+    let message = { 
+      whisper: ChatUtility.getWhisperRecipientsAndGMs( this.name ),
+      content : "Vous dormez " + heures + " heure" + (heures > 1 ? "s":  "")
+    };
     await this.recupereEndurance(message);
     for (let i=0; i<heures; i++) {
       await this.recupererFatigue(message);
@@ -389,6 +392,7 @@ export class RdDActor extends Actor {
     };
     return cumul;
   }
+
   /* -------------------------------------------- */
   async recuperationReve(message)  {
     const seuil = this.data.data.reve.seuil.value;
@@ -397,7 +401,7 @@ export class RdDActor extends Actor {
       message.content += "<br>Vous avez suffisament rêvé (seuil " + seuil + ", rêve actuel "+reve+")";
     }
     else {
-      let deRecuperation = RdDDice.deDraconique();
+      let deRecuperation = await RdDDice.deDraconique();
       console.log("recuperationReve", deRecuperation);
       if (deRecuperation>=7)
       {
@@ -670,7 +674,6 @@ export class RdDActor extends Actor {
     this.createOwnedItem(queue);
     
     ChatMessage.create({
-      title: "Queue de Dragon",
       content: this.name + " subit un Queue de Dragon  : " + queue.name
     });
     
@@ -910,7 +913,7 @@ export class RdDActor extends Actor {
     compteurs.stress.value = Math.max(compteurs.stress.value - convertion - 1, 0);
 
     ChatMessage.create({
-      title: "Jet de Stress", content: "Vous avez transformé " + convertion + " points de Stress en Expérience" + stressRoll.comment,
+      content: "Vous avez transformé " + convertion + " points de Stress en Expérience" + stressRoll.comment,
       whisper: ChatMessage.getWhisperRecipients(game.user.name)
     });
     await this.update({ "data.compteurs": compteurs });
@@ -1009,8 +1012,9 @@ export class RdDActor extends Actor {
       {
         let minReveValue = (isRapide) ? 3 : 2;
         if (this.getReveActuel() < minReveValue ) {
-          ChatMessage.create( { title: "Montée impossible !", content: "Vous n'avez plus assez de Points de Reve pour monter dans les Terres Médianes", 
-          whisper: ChatMessage.getWhisperRecipients(game.user.name) } );
+          ChatMessage.create( {
+            content: "Vous n'avez plus assez de Points de Reve pour monter dans les Terres Médianes",
+            whisper: ChatMessage.getWhisperRecipients(game.user.name) } );
           return;
         } 
       }
diff --git a/module/chat-utility.js b/module/chat-utility.js
new file mode 100644
index 00000000..6f63f483
--- /dev/null
+++ b/module/chat-utility.js
@@ -0,0 +1,70 @@
+
+/**
+ * Class providing helper methods to get the list of users, and 
+ */
+export class ChatUtility {
+
+  static chatWithRollMode(chatOptions, name) {
+    let rollMode = game.settings.get("core", "rollMode");
+    chatOptions.user = game.user._id;
+
+    switch (rollMode) {
+      case "blindroll": {//GM only
+        if (!game.user.isGM) {
+          ChatUtility.blindMessageToGM(chatOptions);
+
+          chatOptions = {
+            user: game.user._id,
+            whisper: [game.user._id],
+            content: "Message envoyé en aveugle au Gardien"
+          }
+        }
+        else {
+          chatOptions.whisper = ChatUtility.getUsers(user => user.isGM);
+        }
+      }
+        break;
+      case "gmroll": //GM + rolling player
+        chatOptions.user = game.user._id;
+        chatOptions.whisper = ChatUtility.getWhisperRecipientsAndGMs(name);
+        break;
+      case "selfroll": // only the user
+        chatOptions.user = game.user._id;
+        chatOptions.whisper = [game.user._id];
+        break;
+      default:
+      case "roll": //everybody
+        chatOptions.whisper = undefined;
+        break;
+    }
+
+    console.log("roll message", chatOptions);
+    ChatMessage.create(chatOptions);
+  }
+
+  static getWhisperRecipientsAndGMs(name) {
+    return ChatMessage.getWhisperRecipients(name)
+      .concat(this.getUsers(user => user.isGM));
+  }
+
+  static getUsers(filter) {
+    return game.users.filter(filter).map(user => user.data._id);
+  }
+
+  static blindMessageToGM(chatOptions) {
+    let chatGM = duplicate(chatOptions);
+    chatGM.whisper = ChatUtility.getUsers(user => user.isGM);
+    chatGM.content = "Message aveugle de " + game.user.name + "<br>" + chatOptions.content;
+    console.log("blindMessageToGM", chatGM);
+    game.socket.emit("system.foundryvtt-reve-de-dragon", { msg: "msg_gm_chat_message", data: chatGM });
+  }
+
+  static handleGMChatMessage(data) {
+    console.log("blindMessageToGM", data);
+    if (game.user.isGM) { // message privé pour GM only
+      data.user = game.user._id;
+      ChatMessage.create(data);
+    }
+  }
+
+}
diff --git a/module/rdd-dice.js b/module/rdd-dice.js
index 3d208c13..bdd3be73 100644
--- a/module/rdd-dice.js
+++ b/module/rdd-dice.js
@@ -1,3 +1,5 @@
+import { ChatUtility } from "./chat-utility.js";
+
 export class RdDDice {
 
   /* -------------------------------------------- */
@@ -9,32 +11,30 @@ export class RdDDice {
 
 
   /* -------------------------------------------- */
-  static async show(roll, rollMode = "roll") {
+  static async show(roll, rollMode = undefined) {
     if (roll.showDice || game.settings.get("foundryvtt-reve-de-dragon", "dice-so-nice") == true) {
       await this.showDiceSoNice(roll, rollMode);
     }
     return roll;
   }
-
+  
   /* -------------------------------------------- */
-  static async showDiceSoNice(roll, rollMode = "roll") {
+  static async showDiceSoNice(roll, rollMode = undefined) {
     if (game.modules.get("dice-so-nice") && game.modules.get("dice-so-nice").active) {
       let whisper = null;
       let blind = false;
+      rollMode = rollMode == undefined ? game.settings.get("core", "rollMode") : rollMode;
       switch (rollMode) {
         case "blindroll": //GM only
           blind = true;
         case "gmroll": //GM + rolling player
-          let gmList = game.users.filter(user => user.isGM);
-          let gmIDList = [];
-          gmList.forEach(gm => gmIDList.push(gm.data._id));
-          whisper = gmIDList;
+          whisper = ChatUtility.getUsersIds(user => user.isGM);
           break;
         case "roll": //everybody
-          let userList = game.users.filter(user => user.active);
-          let userIDList = [];
-          userList.forEach(user => userIDList.push(user.data._id));
-          whisper = userIDList;
+          whisper = ChatUtility.getUsersIds(user => user.active);
+          break;
+        case "selfroll":
+          whisper = [game.user._id];
           break;
       }
       await game.dice3d.showForRoll(roll, game.user, true, whisper, blind);
diff --git a/module/rdd-main.js b/module/rdd-main.js
index 396e3a75..1c958fc3 100644
--- a/module/rdd-main.js
+++ b/module/rdd-main.js
@@ -142,7 +142,6 @@ Hooks.once("init", async function() {
     carac_array           : RdDUtility.getCaracArray(),
     ajustementsConditions : RdDUtility.getAjustementsConditions(),
     difficultesLibres     : RdDUtility.getDifficultesLibres()
-    
   }
   
   // Register sheet application classes
@@ -178,17 +177,12 @@ Hooks.once("renderApplication", () => {
 });
 
 function messageDeBienvenue(){
-  game.messages.filter(it => {
-      console.log(it);
-      return it.data.content.match(/^Bienvenu(e)? dans le Rêve des Dragons/);
-    })
-    .forEach(it => {
-        console.log("deleting",it);
-        it.delete();
-      });
+  game.messages
+    .filter(it => it.user._id == game.user._id && it.data.content.match(/^Bienvenu(e)? dans le Rêve des Dragons/))
+    .forEach(it => it.delete());
   ChatMessage.create( {
-    whisper:  [game.user],
-    title: "Bienvenue dans le Rêve !",
+    user: game.user._id,
+    whisper:  [game.user._id],
     content : "Bienvenue dans le Rêve des Dragons !<br> " +
       "Vous trouverez quelques informations pour démarrer dans ce document : @Compendium[foundryvtt-reve-de-dragon.rappel-des-regles.7uGrUHGdPu0EmIu2]{Documentation MJ/Joueurs}" }
     );
@@ -216,4 +210,4 @@ Hooks.on("chatMessage", (html, content, msg) => {
   let commands = content.match(regExp);
 
   return RdDUtility.processChatCommand( commands, content, msg );
-} );
+});
diff --git a/module/rdd-tmr-dialog.js b/module/rdd-tmr-dialog.js
index 9882191b..8d7e530b 100644
--- a/module/rdd-tmr-dialog.js
+++ b/module/rdd-tmr-dialog.js
@@ -224,12 +224,12 @@ export class RdDTMRDialog extends Dialog {
 
   /* -------------------------------------------- */
   _tellToUser(message) {
-    ChatMessage.create({ title: "TMR", content: message, user: game.user._id });
+    ChatMessage.create({ content: message, user: game.user._id });
   }
 
   /* -------------------------------------------- */
   _tellToGM(message) {
-    ChatMessage.create({ title: "TMR", content: message, user: game.user._id, whisper: ChatMessage.getWhisperRecipients("GM") });
+    ChatMessage.create({ content: message, user: game.user._id, whisper: ChatMessage.getWhisperRecipients("GM") });
   }
   
   /* -------------------------------------------- */
diff --git a/module/rdd-utility.js b/module/rdd-utility.js
index 9d752b95..652a98f4 100644
--- a/module/rdd-utility.js
+++ b/module/rdd-utility.js
@@ -2,6 +2,7 @@
 
 import { TMRUtility } from "./tmr-utility.js";
 import { RdDRollTables } from "./rdd-rolltables.js";
+import { ChatUtility } from "./chat-utility.js";
 
 const level_category = { 
   "generale": "-4", 
@@ -601,27 +602,38 @@ export class RdDUtility  {
   static performSocketMesssage( sockmsg ) 
   {
     console.log(">>>>> MSG RECV", sockmsg);
-    if ( sockmsg.msg == "msg_encaisser" ) {
-      if ( game.user.isGM ) { // Seul le GM effectue l'encaissement sur la fiche
-        let rollData = game.system.rdd.rollDataHandler[sockmsg.data.attackerid]; // Retrieve the rolldata from the store
-        let defenderActor = game.actors.get( sockmsg.data.defenderid );
-        defenderActor.encaisserDommages( rollData );
-      }
-    } else if (sockmsg.msg == "msg_defense" ) {
-      let defenderActor = game.actors.get( sockmsg.data.defenderid );
-      if ( defenderActor ) {
-        if ( (game.user.isGM && !defenderActor.hasPlayerOwner) || (defenderActor.hasPlayerOwner && (game.user.character.id == defenderActor.id) ) ) {
-          console.log("User is pushing message...", game.user.name);
-          game.system.rdd.rollDataHandler[sockmsg.data.attackerid] = duplicate(sockmsg.data.rollData);
-          sockmsg.data.whisper = [ game.user ];
-          sockmsg.data.blind   = true;
-          sockmsg.data.rollMode = "blindroll";
-          ChatMessage.create( sockmsg.data );
-        }
+    switch(sockmsg.msg)    {
+      case  "msg_encaisser":
+        return RdDUtility._handleMsgEncaisser(sockmsg.data);
+      case  "msg_defense" :
+        return RdDUtility._handleMsgDefense(sockmsg.data);
+      case "msg_gm_chat_message":
+        return ChatUtility.handleGMChatMessage(sockmsg.data);
+    }
+  }
+
+  static _handleMsgDefense(data) {
+    let defenderActor = game.actors.get(data.defenderid);
+    if (defenderActor) {
+      if ((game.user.isGM && !defenderActor.hasPlayerOwner) || (defenderActor.hasPlayerOwner && (game.user.character.id == defenderActor.id))) {
+        console.log("User is pushing message...", game.user.name);
+        game.system.rdd.rollDataHandler[data.attackerid] = duplicate(data.rollData);
+        data.whisper = [game.user];
+        data.blind = true;
+        data.rollMode = "blindroll";
+        ChatMessage.create(data);
       }
     }
   }
-  
+
+  static _handleMsgEncaisser(data) {
+    if (game.user.isGM) { // Seul le GM effectue l'encaissement sur la fiche
+      let rollData = game.system.rdd.rollDataHandler[data.attackerid]; // Retrieve the rolldata from the store
+      let defenderActor = game.actors.get(data.defenderid);
+      defenderActor.encaisserDommages(rollData);
+    }
+  }
+
   /* -------------------------------------------- */
   static async chatListeners( html )
   {