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<META HTTP-EQUIV="assetid" CONTENT="HV01104139"><META NAME="lcid" CONTENT="1033"><title>RollBack Property (MergeEvent object)</title><link rel="stylesheet" type="text/css" href="office10.css"><script type="text/javascript" language="Javascript" src="ExpCollapse.js"></script><script type="text/javascript" language="JavaScript" src="inline.js"></script></head><body><h1>RollBack Property (MergeEvent object)</h1><DIV class="ofvbanav"><span class="ofvbanavreuse" id="seealso" onclick="toggleList()" onkeypress="toggleList()"></span><span class="ofvbanavreuse" id="appliesto" onclick="toggleList()" onkeypress="toggleList()"></span><a class="ofvbanavex" href="#example"><span class="ofvbanavreuse" id="example"></span></a><span class="ofvbanavreuse" id="specifics" onclick="toggleList()" onkeypress="toggleList()"></span></DIV><p>
<p>A read/write property that provides additional information to the <a href="xdevtOnMergeRequest_HV01104132.htm" id="HV01104132" lcid=" "><b class="bterm">OnMergeRequest</b></a> event along with the <a href="xdproReturnStatus_5_HV01104138.htm" id="HV01104138" lcid=" "><b class="bterm">ReturnStatus</b></a> property flag.</p>
<p class="signature"><i>expression</i>.<b class="bterm">RollBack</b></p>
<p><i>expression </i> Required. An expression that returns a reference to a <a href="xdobjMergeEventObject_HV01104134.htm" id="HV01104134" lcid=" "><b class="bterm">MergeEvent</b></a> object.</p>
</p><h2>Security Level</h2><p>2: Can be accessed only by forms running in the same domain as the currently open form, or by forms that have been granted cross-domain permissions.</p><h2>Remarks</h2><p>
<p>If the <b class="bterm">ReturnStatus</b> property of the <b class="bterm">MergeEvent</b> object is set to <b class="bterm">True</b>, this property is ignored.</p><p>If the <b class="bterm">ReturnStatus</b> property is <b class="bterm">False</b> and the <b class="bterm">RollBack</b> property is <b class="bterm">True</b>, the entire merging operation will be cancelled and rolled back to the state before the operation was initiated. If the <b class="bterm">RollBack</b> property is <b class="bterm">False</b>, merging the current form will fail, but the merging operation will continue with the next form.</p>
<p><p><b>Note</b> This object model member is not supported when the <b class="ui">Disable Service Pack features</b> option on the <b class="ui">Advanced</b> tab of the <b class="ui">Options</b> dialog box in InfoPath is selected or when Microsoft Office 2003 Service Pack 1 or later is not installed. Any form that implements this object model member in its code will generate an error message if it is opened in InfoPath when service pack features are disabled or unavailable.</p></p></p><h2><a id="#example" name="#example">Example</a></h2><p>
<p>In the following example, the <b class="bterm">RollBack</b> property of the <b class="bterm">MergeEvent</b> object is used to rollback the entire operation if a merge fails.</p>
<pre>
<code>try
{
XDocument.ImportDOM(eventObj.DOM)
}
catch (ex)
{
eventObj.ReturnStatus = false;
eventObj.<b class="bterm">RollBack</b> = true;
}</code>
</pre>
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