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Fix the Delivery Server Down error in QuickBooks Online

by Intuit Updated 5 days ago

Learn how to fix the error Delivery Server Down in QuickBooks Online.

The error Delivery Server Down is usually related to attachments in your sales or invoice when sending it to a customer. Or, it may depend on how you set up the company email address. Use these steps to fix the error and send your transaction with attachments.

In this article, we'll walk you through these troubleshooting steps:



Check your email address format

Check your company and customer-facing email address

Make sure your company email and all customer-facing email fields are complete, have the correct format, and don't have prefixes.

  1. Go to Settings Settings gear icon., then select Account and settings.
  2. Select the Company tab.
  3. Select Contact info, then check your Company email and Customer-facing email. Use these examples as a reference on what format to use:
    • Correct: mycompany@mycompany.com
    • Incorrect: email:mycompany@mycompany.com

Check your location’s email address

If you use location tracking, check the email address format of the location you used on the sales form. If not, then skip to the next section.

  1. Go to Settings Settings gear icon..
  2. Select All lists, then Locations.
  3. Find the location you used on the invoice.
  4. In the Action column, select the dropdown, then Edit.
  5. Check your email address in the field “This location has a different email address for communicating with customers” and make changes if needed.
  6. Select Save.
  7. Try to resend your sales form.


Check your invoice format

Open the invoice you tried to send and make sure it doesn’t have special characters (! @ # $ % ^ & * ( ) _ - = + : ") on the following info:

  • Description
  • Attachment name 
  • Message
  • Email address 
  • Custom form templates


Check your sales forms email option

Update the attachment setting when emailing sales forms.

  1. Go to Settings Settings gear icon., then select Account and settings.
  2. Select the Sales tab.
  3. Select Online delivery, then select or clear the PDF Attached checkbox.
  4. Select Save.
  5. Try to resend your sales form.


Check print and PDF settings

Make sure the file you're attaching isn’t a ZIP file and the size doesn’t exceed 25 MB. If the file name has special characters, remove them.

Check your Adobe Acrobat or Reader settings

Set up the following print options on your Adobe Acrobat or Reader.

  • Size: Actual size
  • Orientation: Automatic
  • Choose paper source by PDF page size: On

Check your browser’s PDF setting

After checking your print and PDF settings, try to resend your sales form.

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