script, GmailDelaySendWeb, has recently failed to finish successfully.

I've gotten 2 of these:

X-Received: by 10.50.134.202 with SMTP id pm10mr21677036igb.2.1432527567536;
 Sun, 24 May 2015 21:19:27 -0700 (PDT)
X-Notifications: XEAAAAG-_QOR5SvFuHx-ZgewjDuc
Date: Sun, 24 May 2015 21:19:27 -0700 (PDT)
Message-ID: <8dVevEj6afqZFO4llCjOFg@notifications.google.com>
Subject: Summary of failures for Google Apps Script: GmailDelaySendWeb
From: apps-scripts-notifications@google.com
To: larry.hess@gmail.com
Content-Type: multipart/alternative; boundary=047d7b2e14fbcb472a0516e050fd

--047d7b2e14fbcb472a0516e050fd
Content-Type: text/plain; charset=UTF-8; format=flowed; delsp=yes

Your script, GmailDelaySendWeb, has recently failed to finish successfully.  
A summary of the failure(s) is shown below. To configure the triggers for  
this script, or change your setting for receiving future failure  
notifications, click here.
Details:

Start Function Error Message Trigger End

5/24/15 3:45 AM main We're sorry, we were unable to fetch authorization  
credentials. Please wait a bit and try again. time-based 5/24/15 3:47 AM

Sincerely,
Google Apps Script

Original issue reported on code.google.com by larry.h...@gmail.com on 26 May 2015 at 3:26

akumria / gmail-delay-send

script, GmailDelaySendWeb, has recently failed to finish successfully. #202