diff --git a/packages/backend/src/containers/containers.service.ts b/packages/backend/src/containers/containers.service.ts
index bbe4095..e247570 100644
--- a/packages/backend/src/containers/containers.service.ts
+++ b/packages/backend/src/containers/containers.service.ts
@@ -219,10 +219,7 @@ export class ContainersService {
       await this.commandService.executeCommand(command);
 
     this.logger.log('info', `container deleted : ${stdoutData.trim()}`);
-
-    if (stderrData) {
-      throw new Error(stderrData);
-    }
+    this.logger.log('info', `container deleted error : ${stderrData.trim()}`);
   }
 
   private buildDockerCommand(container: string, ...commands: string[]): string {
diff --git a/packages/backend/src/quizzes/quizzes.controller.ts b/packages/backend/src/quizzes/quizzes.controller.ts
index 600c6bb..90141d9 100644
--- a/packages/backend/src/quizzes/quizzes.controller.ts
+++ b/packages/backend/src/quizzes/quizzes.controller.ts
@@ -264,7 +264,7 @@ export class QuizzesController {
         return;
       }
 
-      await this.containerService.deleteContainer(containerId);
+      this.containerService.deleteContainer(containerId);
 
       await this.sessionService.deleteCommandHistory(sessionId, id);
     } catch (e) {