AttributeError: 'module' object has no attribute 'nordic_rx'

[moein86]

Running any python example, returns the following error message:

linux; GNU C++ version 6.2.0 20161103; Boost_106200; UHD_003.009.005-0-unknown
gr-osmosdr 0.1.4 (0.1.4) gnuradio 3.7.10
built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf bladerf rfspace airspy soapy redpitaya
Number of USB devices: 7
USB device 1d50:6089: 0000000000000000909864c8335020cf match
Using HackRF One with firmware 2015.07.2
Traceback (most recent call last):
File "./nordic_receiver.py", line 134, in
main()
File "./nordic_receiver.py", line 123, in main
tb = top_block(args)
File "./nordic_receiver.py", line 43, in init
self.rx = nordic.nordic_rx(
AttributeError: 'module' object has no attribute 'nordic_rx'

Do you have any idea that what could have caused that?