diff --git a/python/console/console_editor.py b/python/console/console_editor.py
index f93bd3722b1..1fb9b1b7c59 100644
--- a/python/console/console_editor.py
+++ b/python/console/console_editor.py
@@ -185,7 +185,7 @@ class Editor(QsciScintilla):
         self.setLexers()
         threshold = self.settings.value("pythonConsole/autoCompThresholdEditor", 2, type=int)
         radioButtonSource = self.settings.value("pythonConsole/autoCompleteSourceEditor", 'fromAPI')
-        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabledEditor", True)
+        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabledEditor", True, type=bool)
         self.setAutoCompletionThreshold(threshold)
         if autoCompEnabled:
             if radioButtonSource == 'fromDoc':
@@ -198,8 +198,8 @@ class Editor(QsciScintilla):
             self.setAutoCompletionSource(self.AcsNone)
 
     def autoCompleteKeyBinding(self):
-        radioButtonSource = self.settings.value("pythonConsole/autoCompleteSourceEditor")
-        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabledEditor")
+        radioButtonSource = self.settings.value("pythonConsole/autoCompleteSourceEditor", 'fromAPI')
+        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabledEditor", True, type=bool)
         if autoCompEnabled:
             if radioButtonSource == 'fromDoc':
                 self.autoCompleteFromDocument()
@@ -240,7 +240,7 @@ class Editor(QsciScintilla):
         if chekBoxAPI:
             self.api.loadPrepared( QgsApplication.pkgDataPath() + "/python/qsci_apis/pyqgis_master.pap" )
         else:
-            apiPath = self.settings.value("pythonConsole/userAPI")
+            apiPath = self.settings.value("pythonConsole/userAPI", [])
             for i in range(0, len(apiPath)):
                 self.api.load(unicode(apiPath[i]))
             self.api.prepare()
@@ -372,7 +372,7 @@ class Editor(QsciScintilla):
         if QApplication.clipboard().text():
             pasteAction.setEnabled(True)
         if self.settings.value("pythonConsole/enableObjectInsp",
-                                False):
+                                False, type=bool):
             showCodeInspection.setEnabled(True)
         action = menu.exec_(self.mapToGlobal(e.pos()))
 
@@ -642,7 +642,7 @@ class Editor(QsciScintilla):
             return True
 
     def keyPressEvent(self, e):
-        if self.settings.value("pythonConsole/autoCloseBracketEditor", True):
+        if self.settings.value("pythonConsole/autoCloseBracketEditor", True, type=bool):
             t = unicode(e.text())
             ## Close bracket automatically
             if t in self.opening:
@@ -852,7 +852,7 @@ class EditorTabWidget(QTabWidget):
 
         # Restore script of the previuos session
         self.settings = QSettings()
-        tabScripts = self.settings.value("pythonConsole/tabScripts")
+        tabScripts = self.settings.value("pythonConsole/tabScripts", [])
         self.restoreTabList = tabScripts
 
         if self.restoreTabList:
diff --git a/python/console/console_sci.py b/python/console/console_sci.py
index 4ed3e6d180e..445465c0a27 100644
--- a/python/console/console_sci.py
+++ b/python/console/console_sci.py
@@ -117,7 +117,7 @@ class ShellScintilla(QsciScintilla, code.InteractiveInterpreter):
         threshold = self.settings.value("pythonConsole/autoCompThreshold", 2, type=int)
         self.setAutoCompletionThreshold(threshold)
         radioButtonSource = self.settings.value("pythonConsole/autoCompleteSource", 'fromAPI')
-        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabled", True)
+        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabled", True, type=bool)
         if autoCompEnabled:
             if radioButtonSource == 'fromDoc':
                 self.setAutoCompletionSource(self.AcsDocument)
@@ -135,8 +135,8 @@ class ShellScintilla(QsciScintilla, code.InteractiveInterpreter):
         self.historyDlg.activateWindow()
 
     def autoCompleteKeyBinding(self):
-        radioButtonSource = self.settings.value("pythonConsole/autoCompleteSource")
-        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabled")
+        radioButtonSource = self.settings.value("pythonConsole/autoCompleteSource", 'fromAPI')
+        autoCompEnabled = self.settings.value("pythonConsole/autoCompleteEnabled", True, type=bool)
         if autoCompEnabled:
             if radioButtonSource == 'fromDoc':
                 self.autoCompleteFromDocument()
@@ -192,7 +192,7 @@ class ShellScintilla(QsciScintilla, code.InteractiveInterpreter):
         if chekBoxAPI:
             self.api.loadPrepared( QgsApplication.pkgDataPath() + "/python/qsci_apis/pyqgis_master.pap" )
         else:
-            apiPath = self.settings.value("pythonConsole/userAPI")
+            apiPath = self.settings.value("pythonConsole/userAPI", [])
             for i in range(0, len(apiPath)):
                 self.api.load(unicode(apiPath[i]))
             self.api.prepare()
@@ -406,7 +406,7 @@ class ShellScintilla(QsciScintilla, code.InteractiveInterpreter):
             self.showNext()
         ## TODO: press event for auto-completion file directory
         else:
-            if self.settings.value("pythonConsole/autoCloseBracket", True):
+            if self.settings.value("pythonConsole/autoCloseBracket", True, type=bool):
                 t = unicode(e.text())
                 ## Close bracket automatically
                 if t in self.opening: