update

ts/mail/delivery/smtpclient/connection-manager.ts

@@ -193,7 +193,10 @@ export class ConnectionManager extends EventEmitter {
         reject(new Error(`Connection timeout after ${timeout}ms`));
       }, timeout);
       
-      socket.once('connect', () => {
+      // For TLS connections, we need to wait for 'secureConnect' instead of 'connect'
+      const successEvent = this.options.secure ? 'secureConnect' : 'connect';
+      
+      socket.once(successEvent, () => {
         clearTimeout(timeoutHandler);
         resolve(socket);
       });