Equations in an InfoPath 2010 form are not calculated correctly after you apply hotfix package 2687391 in SharePoint Server 2010

Symptoms
Assume that a Microsoft InfoPath 2010 form has a data connection to a Microsoft SharePoint Server 2010 list. After you apply hotfix package 2687391 in SharePoint Server 2010, equations in the form that use the data in the list are not calculated correctly.

Note For more information about hotfix package 2687391, click the following article number to view the article in the Microsoft Knowledge Base (KB):
2687391 Description of the SharePoint Server 2010 hotfix package (Ifswfe-x-none.msp): August 28, 2012

Resolution
To resolve this issue, apply the following hotfix package:
2553375 Description of the SharePoint Server 2010 hotfix package (ifsmui-en-us.msp; ifswfe-x-none.msp): April 9, 2013

More information
If you want to enable the original performance optimization settings for the InfoPath form after you apply this hotfix package, use the following PowerShell commands. Run the commands from the SharePoint 2010 Management Shell on a front-end web server in the SharePoint farm.

$f = Get-SPInfoPathFormsService
$f.Properties.Add("AllowEventPropagation", $false)
$f.Update()

To remove the performance optimization settings, run the following PowerShell commands:

$f = Get-SPInfoPathFormsService
$f.Properties.Remove("AllowEventPropagation")
$f.Update()
Properties

Article ID: 2775306 - Last Review: 04/10/2013 02:57:00 - Revision: 1.0

Microsoft SharePoint Server 2010

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