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Support Article

OpenAuthoring UAC prompt displays when clicking email attachment



When opening email attachments, a Windows User Account Control (UAC) prompt displays to install the OpenAuthoring control.

Error Messages

Not Applicable

Steps to Reproduce

  1. Navigate to attachments.
  2. Click any email attachment.

Root Cause

OpenAuthoring ActiveX control supports certain features such as Edit Corr in Word.


Install the current OpenAuthoring control on client machines with support from IT.

Alternatively, disable or remove the ActiveX reference when these email attachments are only used in a read-only format.

Data-Email-Corr Show HTML is an available rule. Customize this rule and remove or comment out the ActiveX OBJECT reference.



<DIV id=OCXObjects-DIV style="DISPLAY: none">
<OBJECT CLASSID="CLSID:ABA23149-06BA-440D-88FF-69203B966083" ID="OpenAuthor" CODEBASE=",1,0,1 "
   STYLE="HEIGHT: 35px; VISIBILITY: hidden; WIDTH: 57px">
          <PARAM NAME="_ExtentX" VALUE="1508"> <PARAM NAME="_ExtentY" VALUE="926">
          <PARAM NAME="JavaType" VALUE=""> <PARAM NAME="JavaEditor" VALUE="">
          <PARAM NAME="JavaDirectory" VALUE=""> <PARAM NAME="HtmlEditor" VALUE="">
          <PARAM NAME="HtmlDirectory" VALUE=""> <PARAM NAME="ServerURL" VALUE="">



Published July 23, 2018 - Updated October 8, 2020

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