# GrapeCity.ActiveReports.Viewer.Wpf.Viewer.ErrorOccured

## Content

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<h1 id="GrapeCity_ActiveReports_Viewer_Wpf_Viewer_ErrorOccured" data-uid="GrapeCity.ActiveReports.Viewer.Wpf.Viewer.ErrorOccured" class="text-break">ErrorOccured Event
</h1>
<div class="markdown level0 summary"><p>Occurs when an error occurs within the viewer. This event provides detailed information about the error,
allowing for custom error handling or logging.</p>
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<div class="markdown level0 conceptual"></div>
<h6><strong>Namespace</strong>: <a class="xref" href="GrapeCity.ActiveReports.Viewer.Wpf.html">GrapeCity.ActiveReports.Viewer.Wpf</a></h6>
<h6><strong>Assembly</strong>: MESCIUS.ActiveReports.Viewer.Wpf.dll</h6>
<h5 id="GrapeCity_ActiveReports_Viewer_Wpf_Viewer_ErrorOccured_syntax">Syntax</h5>
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  <pre><code class="lang-csharp hljs">public event EventHandler&lt;ErrorInfo&gt; ErrorOccured</code></pre>
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<h5 class="returns">Returns</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
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    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.eventhandler-1">EventHandler</a>&lt;<a class="xref" href="../MESCIUS.ActiveReports.Viewer.Common/GrapeCity.Viewer.Common.Model.ErrorInfo.html">ErrorInfo</a>&gt;</td>
      <td>Occurs when an error occurs within the viewer. This event provides detailed information about the error, allowing for custom error handling or logging.</td>
    </tr>
  </tbody>
</table>
<h5 id="GrapeCity_ActiveReports_Viewer_Wpf_Viewer_ErrorOccured_remarks"><strong>Remarks</strong></h5>
<div class="markdown level0 remarks"><p>The <a class="xref" href="../MESCIUS.ActiveReports.Viewer.Common/GrapeCity.Viewer.Common.Model.ErrorInfo.html">ErrorInfo</a> object passed as a parameter to the event handler contains details about the error, including the exception object,
a user-friendly message, and potentially other metadata related to the error condition.</p>
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<h5 id="GrapeCity_ActiveReports_Viewer_Wpf_Viewer_ErrorOccured_examples"><strong>Examples</strong></h5>
<pre><code class="lang-csharp">viewer.ErrorOccured += (sender, e) =&gt;
{
    // Log error details
    Console.WriteLine($"Error: {e.Exception.Message}");
    // Show a user-friendly message
    MessageBox.Show(e.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
};</code></pre>

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