diff -r b2f4bd758a0b -r aa4b84ab0a77 QTfrontend/util/FileEngine.cpp
--- a/QTfrontend/util/FileEngine.cpp	Wed Jun 19 17:40:50 2013 +0300
+++ b/QTfrontend/util/FileEngine.cpp	Thu Jun 20 00:28:44 2013 +0400
@@ -54,7 +54,7 @@
     }
 
     if (!m_handle) {
-        qWarning(QString("[PHYSFS] Failed to open %1, reason: %2").arg(m_fileName).arg(FileEngineHandler::errorStr()).toLocal8Bit().constData());
+        qWarning("%s", QString("[PHYSFS] Failed to open %1, reason: %2").arg(m_fileName).arg(FileEngineHandler::errorStr()).toLocal8Bit().constData());
         return false;
     }
 
@@ -311,7 +311,7 @@
 {
     PHYSFS_init(argv0);
 
-    qDebug(QString("[PHYSFS] Init: %1").arg(errorStr()).toLocal8Bit().constData());
+    qDebug("%s", QString("[PHYSFS] Init: %1").arg(errorStr()).toLocal8Bit().constData());
 }
 
 FileEngineHandler::~FileEngineHandler()
@@ -330,19 +330,19 @@
 void FileEngineHandler::mount(const QString &path)
 {
     PHYSFS_mount(path.toUtf8().constData(), NULL, 0);
-    qDebug(QString("[PHYSFS] Mounting '%1' to '/': %2").arg(path).arg(errorStr()).toLocal8Bit().constData());
+    qDebug("%s", QString("[PHYSFS] Mounting '%1' to '/': %2").arg(path).arg(errorStr()).toLocal8Bit().constData());
 }
 
 void FileEngineHandler::mount(const QString & path, const QString & mountPoint)
 {
     PHYSFS_mount(path.toUtf8().constData(), mountPoint.toUtf8().constData(), 0);
-    qDebug(QString("[PHYSFS] Mounting '%1' to '%2': %3").arg(path).arg(mountPoint).arg(errorStr()).toLocal8Bit().data());
+    qDebug("%s", QString("[PHYSFS] Mounting '%1' to '%2': %3").arg(path).arg(mountPoint).arg(errorStr()).toLocal8Bit().data());
 }
 
 void FileEngineHandler::setWriteDir(const QString &path)
 {
     PHYSFS_setWriteDir(path.toUtf8().constData());
-    qDebug(QString("[PHYSFS] Setting write dir to '%1': %2").arg(path).arg(errorStr()).toLocal8Bit().data());
+    qDebug("%s", QString("[PHYSFS] Setting write dir to '%1': %2").arg(path).arg(errorStr()).toLocal8Bit().data());
 }
 
 void FileEngineHandler::mountPacks()