implement check_ov_error for error handling
implement check_ov_error for error handling

taylor001/crown,mikymod/crown,galek/crown,taylor001/crown,mikymod/crown,galek/crown,dbartolini/crown,galek/crown,galek/crown,dbartolini/crown,taylor001/crown,mikymod/crown,taylor001/crown,dbartolini/crown,dbartolini/crown,mikymod/crown