bugfix

raspberry-pi/gui/mainWindow.py

@@ -279,6 +279,7 @@ class MainWindow(tk.Frame):
     self.calibratemag_button.pack_forget()
     self.calibrateopt_button.pack_forget()
     self.calibrateac_button.pack_forget()
+    self.calibrate_all_button.pack_forget()
     self.clear_button.pack_forget()
     self.logscreen_button.pack_forget()
     self.calibrate_submenu_button.pack_forget()