diff --git a/tools/testcon/mainwindow.cpp b/tools/testcon/mainwindow.cpp
index f116a2222342f991073d7fa7dbab82bf229738f9..682c8e51dcca2f3c7e0e5c65c54663687d7e42f2 100644
--- a/tools/testcon/mainwindow.cpp
+++ b/tools/testcon/mainwindow.cpp
@@ -130,9 +130,11 @@ bool MainWindow::addControlFromClsid(const QString &clsid)
         updateGUI();
     } else {
         delete container;
-        QMessageBox::information(this,
-                                 tr("Error Loading Control"),
-                                 tr("The control \"%1\" could not be loaded.").arg(clsid));
+        logTabWidget->setCurrentIndex(logTabWidget->count() - 1);
+        const QString message =
+            tr("The control \"%1\" could not be loaded."
+               " See the \"Debug log\" tab for details.").arg(clsid);
+        QMessageBox::information(this, tr("Error Loading Control"), message);
     }
     return result;
 }
diff --git a/tools/testcon/mainwindow.ui b/tools/testcon/mainwindow.ui
index 2393c4c701b91471360d10e9b242b055d887d5cd..be61cd64eb09f82ad42d5835e36e628cff01d21d 100644
--- a/tools/testcon/mainwindow.ui
+++ b/tools/testcon/mainwindow.ui
@@ -103,9 +103,9 @@
                     <enum>Raised</enum>
                   </property>
                 </widget>
-                <widget class="QTabWidget" name="TabWidget2" >
+                <widget class="QTabWidget" name="logTabWidget" >
                   <property name="objectName" >
-                    <string notr="true" >TabWidget2</string>
+                    <string notr="true" >logTabWidget</string>
                   </property>
                   <property name="sizePolicy" >
                     <sizepolicy>