Feb 02 09:34:39 Sailfish [3979]: [D] onError:256 - Python error: Return value of PyObject call is NULL: Traceback (most recent call last): File "/usr/share/harbour-saera/qml/pages/saera2.py", line 1374, in cancel_listening return platform.cancel_listening() File "/usr/share/harbour-saera/qml/pages/sailfish_hw.py", line 694, in cancel_listening client.send("TERMINATE\n") File "/usr/share/harbour-saera/qml/pages/pyjulius/core.py", line 158, in send _, writable, __ = select.select([], [self.sock], [], timeout) ValueError: file descriptor cannot be a negative integer (-1)