Change to Item Fulfillment Page Displays Internet Explorer Browser Error: Errors on This Webpage Might Cause it to Work Incorrectly

When user tries to Fulfill an order through the Fulfill Order page or from the Sales Order record, a browser error is displayed (lower right corner). This is only showing in Internet Explorer (7,8,9). Sample error details:

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Win64; x64; Trident/4.0; GTB7.1; .NET CLR 2.0.50727; SLCC2; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; Tablet PC 2.0; .NET4.0C; .NET4.0E)
Timestamp: Fri, 30 Sep 2011 23:27:28 UTC

Message: Object expected
Line: 1301
Char: 1
Code: 0
URI: https://system.netsuite.com/app/accounting/transactions/itemship.nl?e=T&memdoc=0&transform=salesord&shipgroup=1&billorderedtime=T&id=1572

To resolve this error, perform the following steps:

 1. Navigate to Customization > Forms > Transaction Forms.
 
 2. Edit the preferred Item Fulfillment form.
 
 3. In the Tabs tab, check Packages to show.
 
 4. Click Save.
 
To confirm, view a sales order and click the Fulfill button.