--- a/PluginManager/PluginInstallDialog.py	Mon Apr 21 19:23:08 2014 +0200
+++ b/PluginManager/PluginInstallDialog.py	Wed Apr 23 21:30:14 2014 +0200
@@ -209,8 +209,8 @@
             self.__currentIndex += 1
             self.__selectPage()
         elif button == self.__finishButton:
+            self.__finishButton.setEnabled(False)
             self.__installPlugins()
-            self.__finishButton.setEnabled(False)
             self.__closeButton.show()
             self.__cancelButton.hide()