title: An exception has been encountered. This may be caused by an extension in Visual Studio 2013
body: <p>I'm running with VS-2013 Premium with update 3. While debugging the code and when try to step into , I'm getting this error message box:
  An exception has been encountered. This may be caused by an extension</p>
  <p>When entering the log file (the path is mentioned on the message), I'm get this exception:</p>
  <pre class="lang-xml prettyprint-override"><code>&lt;entry&gt;
    &lt;record&gt;920&lt;/record&gt;
    &lt;time&gt;2016/11/02 08:21:03.224&lt;/time&gt;
    &lt;type&gt;Error&lt;/type&gt;
    &lt;source&gt;Editor or Editor Extension&lt;/source&gt;
    &lt;description&gt;System.InvalidOperationException:   EndBatchUpdate                called without BeginBatchUpdate being called&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Text.Classification.Implementation.EditorFormatMap.EndBatchUpdate()&amp;#x000D;&amp;#x000A;   
       at Microsoft.VisualStudio.Text.Classification.Implementation.ClassificationFormatMap.EndBatchUpdate()&amp;#x000D;&amp;#x000A;  
       at Microsoft.VisualStudio.Editor.Implementation.MarkerType.UpdateMarkerFormat(String markerName, IClassificationType classificationType)&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Editor.Implementation.MarkerType.EnsureLazyStateInitialized()&amp;#x000D;&amp;#x000A; 
       at Microsoft.VisualStudio.Editor.Implementation.MarkerManager.GetErrorTags(NormalizedSnapshotSpanCollection spans)&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Editor.Implementation.MarkerManager.ErrorTaggerImplementation.GetTags(NormalizedSnapshotSpanCollection spans)&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Text.Tagging.Implementation.TagAggregator`1.&amp;lt;GetTagsForBuffer&amp;gt;d__5.MoveNext()
    &lt;/description&gt;
  &lt;/entry&gt;
  </code></pre>
  <p>Same entry there more than 4 times. Even I have deleted the component cache model but problem is not resolved:</p>
  <p>C:\Users\User name\AppData\Local\Microsoft\VisualStudio\12.0</p>
  <p>others error are as below:</p>
  <pre class="lang-xml prettyprint-override"><code>&lt;entry&gt;
    &lt;record&gt;891&lt;/record&gt;
    &lt;time&gt;2016/11/02 08:21:02.023&lt;/time&gt;
    &lt;type&gt;Error&lt;/type&gt;
    &lt;source&gt;Editor or Editor Extension&lt;/source&gt;
    &lt;description&gt;System.InvalidOperationException: IWpfTextView.TextViewLines is invalid.&amp;#x000D;&amp;#x000A;   
       at Microsoft.VisualStudio.Text.Editor.Implementation.WpfTextView.Microsoft.VisualStudio.Text.Editor.IWpfTextView.get_TextViewLines()&amp;#x000D;&amp;#x000A;   
       at Microsoft.VisualStudio.Text.AdornmentLibrary.TextMarkers.Implementation.TextMarkerVisualManager.OnFormatMappingChanged(Object sender, FormatItemsEventArgs e)&amp;#x000D;&amp;#x000A;   at System.EventHandler`1.Invoke(Object sender, TEventArgs e)&amp;#x000D;&amp;#x000A;   
       at Microsoft.VisualStudio.Text.Classification.Implementation.ViewSpecificFormatMap.EditorFormatMapChanged(Object sender, FormatItemsEventArgs e)&amp;#x000D;&amp;#x000A;   at System.EventHandler`1.Invoke(Object sender, TEventArgs e)&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Text.Classification.Implementation.EditorFormatMap.SendChangedEvent()&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Text.Classification.Implementation.EditorFormatMap.SetProperties(String key, ResourceDictionary properties)&amp;#x000D;&amp;#x000A;   at Microsoft.VisualStudio.Text.Classification.Implementation.ClassificationFormatMap.SetExplicitTextProperties(IClassificationType classificationType, TextFormattingRunProperties properties)&amp;#x000D;&amp;#x000A;   at Microsoft.VisualStudio.Text.Classification.Implementation.ClassificationFormatMap.AddExplicitTextProperties(IClassificationType classificationType, TextFormattingRunProperties properties, IClassificationType priority)&amp;#x000D;&amp;#x000A;   at Microsoft.VisualStudio.Editor.Implementation.FontsAndColorsHelper.UpdateLegacyMarkerClassification(IClassificationFormatMap classificationFormatMap, IClassificationType classificationType, ColorableItemInfo[] info)&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Editor.Implementation.MarkerType.UpdateMarkerFormat(String markerName, IClassificationType classificationType)&amp;#x000D;&amp;#x000A;   at Microsoft.VisualStudio.Editor.Implementation.MarkerType.EnsureLazyStateInitialized()&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Editor.Implementation.MarkerManager.&amp;lt;GetClassificationTags&amp;gt;d__15.MoveNext()&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Editor.Implementation.TextMarkerViewTagger.&amp;lt;GetTags&amp;gt;d__0.MoveNext()&amp;#x000D;&amp;#x000A;
       at Microsoft.VisualStudio.Text.Tagging.Implementation.TagAggregator`1.&amp;lt;GetTagsForBuffer&amp;gt;d__5.MoveNext()&lt;/description&gt;
  &lt;/entry&gt;
  
  &lt;entry&gt;
    &lt;record&gt;853&lt;/record&gt;
    &lt;time&gt;2016/11/02 08:19:10.020&lt;/time&gt;
    &lt;type&gt;Error&lt;/type&gt;
    &lt;source&gt;Color Theme Service&lt;/source&gt;
    &lt;description&gt;The color &amp;apos;Popup&amp;apos; in category &amp;apos;de7b1121-99a4-4708-aedf-15f40c9b332f&amp;apos; does not exist.
    &lt;/description&gt;
  &lt;/entry&gt;
  
  &lt;entry&gt;
    &lt;record&gt;878&lt;/record&gt;
    &lt;time&gt;2016/11/02 08:19:12.567&lt;/time&gt;
    &lt;type&gt;Error&lt;/type&gt;
    &lt;source&gt;Extension Manager&lt;/source&gt;
    &lt;description&gt;Extension will not be loaded because an extension with the same ID &amp;apos;Microsoft.Windows.DevelopmentKit.Desktop&amp;apos; is already loaded at C:\PROGRAM FILES (X86)\COMMON FILES\MICROSOFT\EXTENSIONMANAGER\EXTENSIONS\MICROSOFT\WINDOWS KITS\8.0\DESKTOP SDK\...&lt;/description&gt;
    &lt;path&gt;C:\PROGRAM FILES (X86)\COMMON FILES\MICROSOFT\EXTENSIONMANAGER\EXTENSIONS\MICROSOFT\WINDOWS KITS\8.1\DESKTOP SDK\&lt;/path&gt;
  &lt;/entry&gt;
  </code></pre>