diff --git a/python/plugins/processing/gui/AlgorithmDialog.py b/python/plugins/processing/gui/AlgorithmDialog.py
index 89f2d34900b..052b6e2cdfa 100644
--- a/python/plugins/processing/gui/AlgorithmDialog.py
+++ b/python/plugins/processing/gui/AlgorithmDialog.py
@@ -211,7 +211,7 @@ class AlgorithmDialog(AlgorithmDialogBase):
                     self.resetGUI()
         except AlgorithmDialogBase.InvalidParameterValue as e:
             try:
-                self.buttonBox.accepted.connect(lambda:
+                self.buttonBox.accepted.connect(lambda e=e:
                                                 e.widget.setPalette(QPalette()))
                 palette = e.widget.palette()
                 palette.setColor(QPalette.Base, QColor(255, 255, 0))
diff --git a/python/plugins/processing/gui/ExtentSelectionPanel.py b/python/plugins/processing/gui/ExtentSelectionPanel.py
index 408d88c7eed..6ec0d34208a 100644
--- a/python/plugins/processing/gui/ExtentSelectionPanel.py
+++ b/python/plugins/processing/gui/ExtentSelectionPanel.py
@@ -153,7 +153,7 @@ class ExtentSelectionPanel(BASE, WIDGET):
         self.dialog.activateWindow()
 
     def getValue(self):
-        if str(self.leText.text()).strip() == '':
+        if str(self.leText.text()).strip() != '':
             return str(self.leText.text())
         else:
             return None