diff --git a/IconProvider.cpp b/IconProvider.cpp
index d801077..21d18a6 100644
--- a/IconProvider.cpp
+++ b/IconProvider.cpp
@@ -1,29 +1,35 @@
 #include "IconProvider.h"
 #include <QDebug>
 #include <QIcon>
 
 IconProvider::IconProvider() :
     QQuickImageProvider(QQuickImageProvider::Pixmap)
 {
 
 }
 
 QPixmap IconProvider::requestPixmap(const QString &id, QSize *actualSize, const QSize &requestedSize)
 {
     QSize size(requestedSize);
     if (size.height() <= 0) {
         size.setHeight(128);
     }
     if (size.width() <= 0) {
         size.setWidth(128);
     }
 
     QIcon icon(QIcon::fromTheme(id));
     QPixmap pixmap(icon.pixmap(qMin(size.height(), size.width())));
 
     if (actualSize) {
         *actualSize = pixmap.size();
     }
 
     return pixmap;
 }
+
+
+QQmlImageProviderBase::Flags IconProvider::flags() const
+{
+    return QQmlImageProviderBase::ForceAsynchronousImageLoading;
+}
diff --git a/IconProvider.h b/IconProvider.h
index f6667c5..1ad56d6 100644
--- a/IconProvider.h
+++ b/IconProvider.h
@@ -1,14 +1,15 @@
 #ifndef ICONPROVIDER_H
 #define ICONPROVIDER_H
 
 #include <QQuickImageProvider>
 
 class IconProvider : public QQuickImageProvider
 {
 public:
     IconProvider();
 
-    QPixmap requestPixmap(const QString &id, QSize *actualSize, const QSize &requestedSize);
+    QPixmap requestPixmap(const QString &id, QSize *actualSize, const QSize &requestedSize) override;
+    Flags flags() const override;
 };
 
 #endif // ICONPROVIDER_H
diff --git a/providers/Calculator.cpp b/providers/Calculator.cpp
index 57ef9cc..f4d2ce8 100644
--- a/providers/Calculator.cpp
+++ b/providers/Calculator.cpp
@@ -1,98 +1,97 @@
 /*
  * Copyright 2010-2012 Bart Kroon <bart@tarmack.eu>
  * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 
  * 1. Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *   notice, this list of conditions and the following disclaimer in the
  *   documentation and/or other materials provided with the distribution.
  * 
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "Calculator.h"
 
 #include <assert.h>
 #include <math.h>
 #include <QApplication>
 #include <QClipboard>
 #include <QStringList>
 #include <klocalizedstring.h>
 #include <QDebug>
 #include <QLocale>
 
 #include "calculator/evaluator.h"
 #include "calculator/numberformatter.h"
 #include "calculator/settings.h"
 
 #include <iostream>
 
 Calculator::Calculator(QObject *parent) :
     Provider(parent)
 {
     Settings::instance()->resultPrecision = 5;
 }
 
 Calculator::~Calculator()
 {}
 
 QList<ProviderResult*> Calculator::getResults(QString query)
 {
     query = query.trimmed();
 
     QList<ProviderResult*> list;
 
     Evaluator *ev = Evaluator::instance();
     const QString origQuery = query;
     query = ev->autoFix(query);
     if (query.isEmpty()) {
         return list;
     }
 
     ev->setExpression(query);
 
     const Quantity quantity = ev->evalNoAssign();
     ProviderResult *app = new ProviderResult;
 
     if (!ev->error().isEmpty()) {
-        qWarning() << ev->error();
         return list;
     }
     if (ev->error().isEmpty()) {
         app->name = NumberFormatter::format(quantity);
         app->program = app->name;
     } else {
         app->name = query + ":\n" + ev->error();
     }
 
     app->completion = app->name;
     app->icon = "accessories-calculator";
     app->object = this;
     app->type = i18n("Calculation");
     app->isCalculation = true;
     list.append(app);
 
     return list;
 }
 
 int Calculator::launch(const QString &exec)
 {
     QClipboard* clipboard = QApplication::clipboard();
     clipboard->setText(exec);
     return 0;
 }
 
 // kate: indent-mode cstyle; space-indent on; indent-width 4;