Index: src/app/qgsmaptoolidentify.cpp
===================================================================
--- src/app/qgsmaptoolidentify.cpp  (revisión: 10966)
+++ src/app/qgsmaptoolidentify.cpp  (copia de trabajo)
@@ -46,6 +46,8 @@
   // set cursor
   QPixmap myIdentifyQPixmap = QPixmap(( const char ** ) identify_cursor );
   mCursor = QCursor( myIdentifyQPixmap, 1, 1 );
+
+  mLayer = 0; // Initialize mLayer, useful in removeLayer SLOT
 }

 QgsMapToolIdentify::~QgsMapToolIdentify()
@@ -511,3 +513,18 @@
   delete ad;
   mCanvas->refresh();
 }
+
+void QgsMapToolIdentify::removeLayer( QString layerID )
+{
+  if ( mLayer )
+  {
+    if ( mLayer->type() == QgsMapLayer::VectorLayer )
+    {
+      if ( mLayer->getLayerID() == layerID )
+      {
+        if ( mResults )
+          mResults->done( 0 ); // close the window
+      }
+    }
+  }
+}
\ No newline at end of file
Index: src/app/qgsmaptoolidentify.h
===================================================================
--- src/app/qgsmaptoolidentify.h    (revisión: 10966)
+++ src/app/qgsmaptoolidentify.h    (copia de trabajo)
@@ -112,6 +112,8 @@
     // Let us know when the QgsIdentifyResults dialog box has been closed
     void resultsDialogGone();

+    // Check if the mLayer is removing from canvas to close the results dialog
+    void removeLayer( QString );

 };

Index: src/app/qgisapp.cpp
===================================================================
--- src/app/qgisapp.cpp (revisión: 10966)
+++ src/app/qgisapp.cpp (copia de trabajo)
@@ -1178,7 +1178,7 @@
   mEditMenu->addAction( mActionSplitFeatures );
   mEditMenu->addAction( mActionMergeFeatures );
   mEditMenu->addAction( mActionNodeTool );
-
+
   if ( layout == QDialogButtonBox::GnomeLayout || layout == QDialogButtonBox::MacLayout )
   {
     mActionEditSeparator3 = mEditMenu->addSeparator();
@@ -1660,6 +1660,9 @@
   connect( mMapLegend, SIGNAL( currentLayerChanged( QgsMapLayer* ) ),
            mUndoWidget, SLOT( layerChanged( QgsMapLayer* ) ) );

+  // connect map layer registry signal to identify
+  connect( QgsMapLayerRegistry::instance(), SIGNAL( layerWillBeRemoved( QString ) ),
+           mMapTools.mIdentify, SLOT( removeLayer( QString ) ) );

   //signal when mouse moved over window (coords display in status bar)
   connect( mMapCanvas, SIGNAL( xyCoordinates( QgsPoint & ) ), this, SLOT( showMouseCoordinate( QgsPoint & ) ) );