Mail Forward Failure

Dear Sir/Mdm,

I'm getting this Mail Forward Failure :

The following message could not be forwarded to contactlensmsia@gmail.com for lex@contactlens.my

Technical details of the failure:
5.7.0 This message was blocked because its content presents a potential
5.7.0 security issue. Please visit
5.7.0 https://support.google.com/mail/answer/6590 to review our message
5.7.0 content and attachment content guidelines. ie10si5003532pad.137 - gsmtp

----- Transcript of session follows -----

Return-Path:<caitling@darrylcarter.com>
Received:from smtp-relay03.va1.emailserver.com (smtp-relay03.va1.emailserver.com [198.247.84.94]) by mx.zohomail.com
with SMTP id 1472725755714810.7769238729196; Thu, 1 Sep 2016 03:29:15 -0700 (PDT)
Message-ID:<1834100202.151756.1472725728197.JavaMail.root@darrylcarter.com>
Date:Thu, 1 Sep 2016 10:28:48 +0000 (UTC)
From:Caitlin G <caitling@darrylcarter.com>
To:undisclosed-recipients:;
Subject:RFQ // FCL
Content-Type:multipart/mixed;
boundary="----=_Part_151754_36079745.1472725728190"

P.S: Please note that your email forwarding will be disabled if there are too many failures.

Is there a security problem that I should be worried about? :slight_frown: