From 56dae5f11a61e5f55791e4e4c9cab1f17c2d7282 Mon Sep 17 00:00:00 2001
From: Leo <leonard@linhome.ch>
Date: Sun, 3 Nov 2019 19:15:54 +0100
Subject: [PATCH] EmailSend don't set credentials if there are none.

---
 packages/nodes-base/nodes/EmailSend.node.ts | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/packages/nodes-base/nodes/EmailSend.node.ts b/packages/nodes-base/nodes/EmailSend.node.ts
index aee5054bcd..e7ed990bfe 100644
--- a/packages/nodes-base/nodes/EmailSend.node.ts
+++ b/packages/nodes-base/nodes/EmailSend.node.ts
@@ -139,13 +139,16 @@ export class EmailSend implements INodeType {
 			host: credentials.host as string,
 			port: credentials.port as number,
 			secure: credentials.secure as boolean,
-			// @ts-ignore
-			auth: {
-				user: credentials.user,
-				pass: credentials.password,
-			}
 		};
 
+		if(credentials.user || credentials.password) {
+			// @ts-ignore
+			connectionOptions.auth = {
+				user: credentials.user,
+				pass: credentials.password
+			};
+		}
+
 		if (options.allowUnauthorizedCerts === true) {
 			connectionOptions.tls = {
 				rejectUnauthorized: false