Hi,
Does anyone know what is causing the usb_set_configuration 'not
functioning' error below mean? I am able to get all the descriptors from
the device but when I call the usb_set_configuration() is called. I get
that error.
======================================================================
ERROR: runTest (__main__.BackendTest)
----------------------------------------------------------------------
Traceback (most recent call last):
File "test_backend.py", line 50, in runTest
self.test_set_configuration()
File "test_backend.py", line 126, in test_set_configuration
self.backend.set_configuration(self.handle, cfg.bConfigurationValue)
File "C:\projects\pyusb-1.0.0-a0\usb\_debug.py", line 53, in do_trace
return f(*args, **named_args)
File "C:\projects\pyusb-1.0.0-a0\usb\backend\libusb01.py", line 419,
in set_configuration
_check(_lib.usb_set_configuration(dev_handle, config_value))
File "C:\projects\pyusb-1.0.0-a0\usb\backend\libusb01.py", line 364,
in _check
raise USBError(errmsg)
USBError: usb_set_configuration: could not set config 1: win error: A
device attached to the system is not fun
ctioning.
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