Index: sources/storage/filehandler.cpp
===================================================================
diff -u -rb9c5b0b3afc3b34d4980ecc4f023f498f80dafbc -re02b2d465b145702dc41965b2e7da154857eea75
--- sources/storage/filehandler.cpp	(.../filehandler.cpp)	(revision b9c5b0b3afc3b34d4980ecc4f023f498f80dafbc)
+++ sources/storage/filehandler.cpp	(.../filehandler.cpp)	(revision e02b2d465b145702dc41965b2e7da154857eea75)
@@ -85,6 +85,12 @@
     QString cp = "cp";
     QStringList arguments;
     arguments << "-r" << vSource << vDestination;
-    return QProcess::execute(cp, arguments);
+    int result = QProcess::execute(cp, arguments);
+
+    cp = "sync;sync;sync;";
+    arguments.clear();
+    QProcess::execute(cp, arguments);
+
+    return result;
 }