diff --git a/src/mambatray b/src/mambatray
index b503614..2f82baa 100755
--- a/src/mambatray
+++ b/src/mambatray
@@ -17,6 +17,8 @@ from PyQt5.QtCore import QTimer, QProcess
 
 class SystemTrayIcon(QSystemTrayIcon):
 
+    menu = None
+
     def __init__(self, icon, parent=None):
         QSystemTrayIcon.__init__(self, icon, parent)
 
@@ -24,14 +26,14 @@ class SystemTrayIcon(QSystemTrayIcon):
         nOre = 2
         srpm = [
             "skype", "flashplugin", "win32codecs", "msttcorefonts", "b43-firmware",
-            "sun-java7", "sun-java8", "virtualbox-extension-pack", "chromium-pepper-flash",
+            "sun-java", "virtualbox-extension-pack", "chromium-pepper-flash",
             "spotify"
         ]
         NetsrpmsArg = "-c"
         lista = []
         contatore = 0
         w = parent
-        menu = QMenu(parent)
+        self.menu = QMenu(parent)
 
         try:
             desktop_session = os.path.basename(os.getenv('DESKTOP_SESSION'))
@@ -63,7 +65,7 @@ class SystemTrayIcon(QSystemTrayIcon):
         softwareBaseInstallsProcess = QProcess(self)
         dcopServerProcess = QProcess(self)
 
-        softwareMenu = menu.addMenu(QIcon.fromTheme("applications-system"),_("Software"))
+        softwareMenu = self.menu.addMenu(QIcon.fromTheme("applications-system"),_("Software"))
         softwareManageAction = softwareMenu.addAction(QIcon.fromTheme("applications-other"),_("Add/Remove software packages..."))
         softwareManageAction.triggered.connect(self.softwareManager)
 
@@ -81,7 +83,7 @@ class SystemTrayIcon(QSystemTrayIcon):
         networkFirewallConfigureProcess = QProcess(self)
         networkProxyProcess = QProcess(self)
 
-        networkMenu = menu.addMenu(QIcon.fromTheme("preferences-system-network"),
+        networkMenu = self.menu.addMenu(QIcon.fromTheme("preferences-system-network"),
             _("Network"))
         networkFirewallMenu = networkMenu.addMenu(QIcon.fromTheme("security-medium"),_("Firewall"))
         networkFirewallDisableAction = networkFirewallMenu.addAction(QIcon.fromTheme("security-low"),_("Disable"))
@@ -97,13 +99,13 @@ class SystemTrayIcon(QSystemTrayIcon):
         SRPMUpdateProcess.finished.connect(self.SRPMSCheckUpgrade)
 
         # about box
-        aboutAction = menu.addSeparator()
-        aboutAction = menu.addAction(QIcon.fromTheme("help-about"),_("About"))
+        aboutAction = self.menu.addSeparator()
+        aboutAction = self.menu.addAction(QIcon.fromTheme("help-about"),_("About"))
         aboutAction.triggered.connect(self.about)
 
         self.setToolTip(_("openmamba control center"))
         self.activated.connect(self.iconActivated)
-        self.setContextMenu(menu)
+        self.setContextMenu(self.menu)
         self.show()
 
         # the first time refresh packages cache after 5 minutes
@@ -140,7 +142,7 @@ class SystemTrayIcon(QSystemTrayIcon):
             v.close()
         else:
             version = _("Error: Unable to find /etc/openmamba-release")
-        QMessageBox.about(menu, _("About"),
+        QMessageBox.about(self.menu, _("About"),
                       "<center><b>"+_("openmamba control center")+"</b>"
                       "<br><br>Copyright(c) 2011-2019 by Silvan Calarco"
                       "<br>Copyright(c) 2011 by michiamophil"
@@ -162,7 +164,8 @@ class SystemTrayIcon(QSystemTrayIcon):
     def softwareManager(self):
         #self.setProxyForSmart()
         if desktop_session == 'plasma':
-            softwareManagerProcess.execute("/usr/bin/plasma-discover", ['--mode', 'Browsing'])
+            #softwareManagerProcess.execute("/usr/bin/plasma-discover", ['--mode', 'Browsing'])
+            softwareManagerProcess.execute("/usr/bin/apper")
         elif desktop_session == 'kde':
             softwareManagerProcess.execute("/opt/kde/bin/apper")
         else:
@@ -180,7 +183,7 @@ class SystemTrayIcon(QSystemTrayIcon):
     def refreshPackagesCache(self):
         #self.setProxyForSmart()
         refreshPackagesTimer.stop()
-        refreshPackagesCacheProcess.start("/usr/bin/pkcon", ['refresh'])
+        refreshPackagesCacheProcess.start("/usr/bin/pkcon", ['refresh', 'force'])
 
     def restartRefreshPackagesTimer(self,status):
         # check every 4 hours and 31 minutes */
@@ -251,7 +254,7 @@ class SystemTrayIcon(QSystemTrayIcon):
         global NetsrpmsArg, lista
         if not lista == []:
             Lista = self.Lista()
-            msg = QMessageBox.question(menu, (_("Not Open Source openmamba components")), (_("The following components are available for update: ") + "\n\n" + Lista + "\n\n" + _("Ok to proceed?")), QMessageBox.Yes | QMessageBox.No, QMessageBox.Yes)
+            msg = QMessageBox.question(self.menu, (_("Not Open Source openmamba components")), (_("The following components are available for update: ") + "\n\n" + Lista + "\n\n" + _("Ok to proceed?")), QMessageBox.Yes | QMessageBox.No, QMessageBox.Yes)
             if msg == QMessageBox.Yes:
                 NetsrpmsArg = '-u'
                 self.SRPMSCheckUpgradeList()