diff --git a/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py b/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py
index 4b6a6e8071..e9ee47e810 100644
--- a/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py
+++ b/plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py
@@ -60,7 +60,7 @@ class RemovableDriveOutputDevice(OutputDevice):
 
         if len(file_formats) == 0:
             Logger.log("e", "There are no file formats available to write with!")
-            raise OutputDeviceError.WriteRequestFailedError()
+            raise OutputDeviceError.WriteRequestFailedError(catalog.i18nc("There are no file formats available to write with!"))
 
         # Just take the first file format available.
         if file_handler is not None:
@@ -115,7 +115,7 @@ class RemovableDriveOutputDevice(OutputDevice):
                     name = child.getName()
                     if name:
                         return name
-        raise OutputDeviceError.WriteRequestFailedError("Could not find a file name when trying to write to {device}.".format(device = self.getName()))
+        raise OutputDeviceError.WriteRequestFailedError(catalog.i18nc("@info:status Don't translate the tag {device}!", "Could not find a file name when trying to write to {device}.").format(device = self.getName()))
 
     def _onProgress(self, job, progress):
         self.writeProgress.emit(self, progress)
diff --git a/resources/themes/cura-light/theme.json b/resources/themes/cura-light/theme.json
index 92d51ae7d2..8cec4d1d03 100644
--- a/resources/themes/cura-light/theme.json
+++ b/resources/themes/cura-light/theme.json
@@ -116,20 +116,6 @@
         "sync_button_text": [120, 120, 120, 255],
         "sync_button_text_hovered": [0, 0, 0, 255],
 
-        "tab_checked": [255, 255, 255, 255],
-        "tab_checked_border": [255, 255, 255, 255],
-        "tab_checked_text": [24, 41, 77, 255],
-        "tab_unchecked": [245, 245, 245, 255],
-        "tab_unchecked_border": [245, 245, 245, 255],
-        "tab_unchecked_text": [127, 127, 127, 255],
-        "tab_hovered": [245, 245, 245, 255],
-        "tab_hovered_border": [245, 245, 245, 255],
-        "tab_hovered_text": [32, 166, 219, 255],
-        "tab_active": [255, 255, 255, 255],
-        "tab_active_border": [255, 255, 255, 255],
-        "tab_active_text": [24, 41, 77, 255],
-        "tab_background": [245, 245, 245, 255],
-
         "action_button": [255, 255, 255, 255],
         "action_button_text": [0, 0, 0, 255],
         "action_button_border": [127, 127, 127, 255],
@@ -303,7 +289,7 @@
         "extruder_button_material_margin": [0.70, 0.9],
         "extruder_button_material": [0.75, 0.75],
 
-        "sidebar": [32.0, 10.0],
+        "sidebar": [34.0, 10.0],
         "sidebar_margin": [1.71, 1.43],
         "sidebar_margin_thin": [0.71, 0.71],
         "sidebar_header": [0.0, 4.0],