diff --git a/back/src/Model/Group.ts b/back/src/Model/Group.ts
index 16dd6cd5..a67383f0 100644
--- a/back/src/Model/Group.ts
+++ b/back/src/Model/Group.ts
@@ -1,7 +1,6 @@
-import { World, ConnectCallback, DisconnectCallback } from "./World";
+import { ConnectCallback, DisconnectCallback } from "./World";
 import { User } from "./User";
 import {PositionInterface} from "_Model/PositionInterface";
-import {uuid} from "uuidv4";
 import {Movable} from "_Model/Movable";
 import {PositionNotifier} from "_Model/PositionNotifier";
 
diff --git a/front/src/Administration/ConsoleGlobalMessageManager.ts b/front/src/Administration/ConsoleGlobalMessageManager.ts
index e60b8a3d..135f1799 100644
--- a/front/src/Administration/ConsoleGlobalMessageManager.ts
+++ b/front/src/Administration/ConsoleGlobalMessageManager.ts
@@ -36,10 +36,8 @@ export class ConsoleGlobalMessageManager {
     }
 
     initialise() {
-        try {
-            HtmlUtils.removeElementByIdOrFail(CLASS_CONSOLE_MESSAGE);
-        }catch (err){
-            console.error(err);
+        for (const elem of document.getElementsByClassName(CLASS_CONSOLE_MESSAGE)) {
+            elem.remove();
         }
 
         const typeConsole = document.createElement('input');