added assertion to catch null error messages

1 files changed, 2 insertions, 0 deletions

diff --git a/lcd.c b/lcd.c
index 42e7e2a..24b8dc1 100644
--- a/lcd.c
+++ b/lcd.c
@@ -303,6 +303,8 @@ void LCD_display_extended_message(char *response, gboolean show_change_message,
 	char *row1 = NULL;
 	char *row2 = NULL;
 
+	g_assert (response);
+
 	if (is_error_screen) {
 		globals.MenuStatus.Error_Screen = is_error_screen;
 	}