diff --git a/capability.cpp b/capability.cpp
index fdbd8ce..7dc074e 100644
--- a/capability.cpp
+++ b/capability.cpp
@@ -80,8 +80,8 @@ bool DeviceCapability::exchangeInfo(vita_device_t *device)
 
 void DeviceCapability::free_pc_capability_info(capability_info_t *info)
 {
-    delete &info->functions.formats.next_item[-1];
-    delete &info->functions.next_item[-1];
+    delete[] &info->functions.formats.next_item[-1];
+    delete[] &info->functions.next_item[-1];
     delete info;
 }
 
diff --git a/clientmanager.cpp b/clientmanager.cpp
index 0d34d35..bb4952f 100644
--- a/clientmanager.cpp
+++ b/clientmanager.cpp
@@ -20,12 +20,18 @@
 #include "clientmanager.h"
 #include "progressform.h"
 #include "cmaclient.h"
+#include "utils.h"
 
 ClientManager::ClientManager(QObject *parent) :
     QObject(parent)
 {
 }
 
+ClientManager::~ClientManager()
+{
+    VitaMTP_Cleanup();
+}
+
 void ClientManager::databaseUpdated(int count)
 {
     progress.hide();
@@ -44,6 +50,12 @@ void ClientManager::showPinDialog(QString name, int pin)
 
 void ClientManager::start()
 {
+    if(VitaMTP_Init() < 0)
+    {
+        emit messageSent(tr("Cannot initialize VitaMTP library"));
+        return;
+    }
+
     // initializing database for the first use
     refreshDatabase();
     CmaEvent::db = &db;
@@ -102,7 +114,9 @@ void ClientManager::refreshDatabase()
 
 void ClientManager::stop()
 {
-    CmaClient::stop();
+    if(CmaClient::stop() < 0) {
+        emit stopped();
+    }
 }
 
 void ClientManager::threadStopped()
diff --git a/clientmanager.h b/clientmanager.h
index b15b873..c5cff10 100644
--- a/clientmanager.h
+++ b/clientmanager.h
@@ -32,6 +32,7 @@ class ClientManager : public QObject
     Q_OBJECT
 public:
     explicit ClientManager(QObject *parent = 0);
+    ~ClientManager();
 
     void start();
     void stop();
diff --git a/cmaclient.cpp b/cmaclient.cpp
index e4dcb90..4401f64 100644
--- a/cmaclient.cpp
+++ b/cmaclient.cpp
@@ -37,7 +37,7 @@ QMutex CmaClient::runner;
 QMutex CmaClient::cancel;
 QSemaphore CmaClient::sema;
 
-bool CmaClient::is_active = true;
+bool CmaClient::is_active = false;
 bool CmaClient::in_progress = false;
 int CmaClient::is_cancelled = false;
 
@@ -53,12 +53,13 @@ void CmaClient::connectUsb()
 {
     vita_device_t *vita;
 
-    qDebug() << "Starting usb_thread:" << QThread::currentThreadId();
+    qDebug("Starting usb_thread: %u", (unsigned int)QThread::currentThreadId());
+
+    setActive(true);
 
     do {
         if((vita = VitaMTP_Get_First_USB_Vita()) !=NULL) {
             processNewConnection(vita);
-            VitaMTP_Close_USB_Vita();
         } else {
             //TODO: replace this with an event-driven setup
             Sleeper::msleep(2000);
@@ -83,7 +84,9 @@ void CmaClient::connectWireless()
     QTime now = QTime::currentTime();
     qsrand(now.msec());
 
-    qDebug() << "Starting wireless_thread:" << QThread::currentThreadId();
+    qDebug("Starting wireless_thread: %u", (unsigned int)QThread::currentThreadId());
+
+    setActive(true);
 
     do {
         if((vita = VitaMTP_Get_First_Wireless_Vita(&host, 0, CC::cancelCallback, CC::deviceRegistered, CC::generatePin, CC::registrationComplete)) != NULL) {
@@ -109,17 +112,18 @@ void CmaClient::processNewConnection(vita_device_t *device)
     broadcast.setUnavailable();
 
     qDebug("Vita connected: id %s", VitaMTP_Get_Identification(device));
-    DeviceCapability *vita_info = new DeviceCapability();
+    DeviceCapability vita_info;
 
-    if(!vita_info->exchangeInfo(device)) {
+    if(!vita_info.exchangeInfo(device)) {
         qCritical("Error while exchanging info with the vita");
     } else {
         // Conection successful, inform the user
-        emit deviceConnected(QString(tr("Connected to ")) + vita_info->getOnlineId());
+        emit deviceConnected(QString(tr("Connected to ")) + vita_info.getOnlineId());
         enterEventLoop(device);
     }
 
     VitaMTP_SendHostStatus(device, VITA_HOST_STATUS_EndConnection);
+    qDebug("Releasing device...");
     VitaMTP_Release_Device(device);
 
     emit deviceDisconnected();
@@ -202,12 +206,16 @@ void CmaClient::enterEventLoop(vita_device_t *device)
     qDebug("Finishing event loop");
 }
 
-void CmaClient::stop()
+int CmaClient::stop()
 {
+    if(!isActive()) {
+        return -1;
+    }
     CmaClient::setActive(false);
     cancel.lock();
     is_cancelled = true;
     cancel.unlock();
+    return 0;
 }
 
 bool CmaClient::isActive()
diff --git a/cmaclient.h b/cmaclient.h
index 569b4b3..3b61efe 100644
--- a/cmaclient.h
+++ b/cmaclient.h
@@ -76,7 +76,7 @@ signals:
     void finished();
 
 public slots:
-    static void stop();
+    static int stop();
 
 private slots:
     void connectUsb();
diff --git a/cmaevent.cpp b/cmaevent.cpp
index 7c55340..9d84ab3 100644
--- a/cmaevent.cpp
+++ b/cmaevent.cpp
@@ -40,7 +40,7 @@ CmaEvent::CmaEvent(vita_device_t *s_device) :
 
 void CmaEvent::process()
 {
-    qDebug() << "Starting event_thread:" << QThread::currentThreadId();
+    qDebug("Starting event_thread: %u", (unsigned int)QThread::currentThreadId());
     while(true) {
         sema.acquire();
         if(!isActive()) {
diff --git a/cmaobject.cpp b/cmaobject.cpp
index c8ecfb5..a041b92 100644
--- a/cmaobject.cpp
+++ b/cmaobject.cpp
@@ -185,7 +185,7 @@ void CMAObject::initObject(const QFileInfo &file, int file_type)
     if(parent->metadata.path == NULL) {
         metadata.path = strdup(metadata.name);
     } else {
-        QString newpath = QString(parent->metadata.path) + QDir::separator() + metadata.name;
+        QString newpath = QString(parent->metadata.path) + "/" + metadata.name;
         metadata.path = strdup(newpath.toUtf8().data());
     }
 
@@ -216,22 +216,22 @@ void CMAObject::rename(const QString &newname)
     metadata.name = strdup(newname.toUtf8().data());
 
     if(metadata.path) {
-        QStringList metadata_path(QString(metadata.path).split(QDir::separator()));
+        QStringList metadata_path(QString(metadata.path).split("/"));
         metadata_path.replace(metadata_path.count() - 1, newname);
         free(metadata.path);
-        metadata.path = strdup(metadata_path.join(QDir::separator()).toUtf8().data());
+        metadata.path = strdup(metadata_path.join("/").toUtf8().data());
     }
 
-    path = QFileInfo(path).absoluteDir().path() + QDir::separator() + newname;
+    path = QFileInfo(path).absoluteDir().path() + "/" + newname;
 }
 
 void CMAObject::refreshPath()
 {
     if(parent) {
         free(metadata.path);
-        QString newpath(QString(parent->metadata.path) + QDir::separator() + metadata.name);
+        QString newpath(QString(parent->metadata.path) + "/" + metadata.name);
         metadata.path = strdup(newpath.toUtf8().data());
-        path = parent->path + QDir::separator() + metadata.name;
+        path = parent->path + "/" + metadata.name;
     }
 }
 
diff --git a/main.cpp b/main.cpp
index 770a9a0..833303a 100644
--- a/main.cpp
+++ b/main.cpp
@@ -71,12 +71,12 @@ int main(int argc, char *argv[])
 
     QTranslator translator;
     QString locale = QLocale().system().name();
-    qDebug() << "Current locale:" << locale;
+    qDebug("Current locale: %s", locale.toUtf8().data());
     if(translator.load("qcma." + locale, ":/main/resources/translations")) {
         app.installTranslator(&translator);
     }
 
-    qDebug() << "From main thread: "<< QThread::currentThreadId();
+    qDebug("Starting main thread: %u", (unsigned int)QThread::currentThreadId());
 
     // set the organization/application for QSettings to work properly
     app.setOrganizationName("qcma");
diff --git a/qcma.pro b/qcma.pro
index 918321b..73d5bc8 100644
--- a/qcma.pro
+++ b/qcma.pro
@@ -99,5 +99,4 @@ unix {
 }
 
 win32:RC_FILE = qcma.rc
-win32:CONFIG += console
 win32:QMAKE_CXXFLAGS += -mno-ms-bitfields