diff --git a/backend-node/src/services/externalDbConnectionPoolService.ts b/backend-node/src/services/externalDbConnectionPoolService.ts
index 975fafe5..73077ef1 100644
--- a/backend-node/src/services/externalDbConnectionPoolService.ts
+++ b/backend-node/src/services/externalDbConnectionPoolService.ts
@@ -153,15 +153,6 @@ class MySQLPoolWrapper implements ConnectionPoolWrapper {
         `[${this.dbType.toUpperCase()}] 연결 반환 (${this.activeConnections}/${this.maxConnections})`
       );
     });
-
-    // 연결 오류 이벤트 처리
-    this.pool.on("error", (err) => {
-      logger.error(`[${this.dbType.toUpperCase()}] 연결 풀 오류:`, err);
-      // 연결이 닫힌 경우 플래그 설정
-      if (err.message.includes("closed state")) {
-        this.isPoolClosed = true;
-      }
-    });
   }
 
   async query(sql: string, params?: any[]): Promise<any> {