In case this may help:
Spoiler:
Traceback (most recent call last):
File "site-packages/calibre/devices/smart_device_app/driver.py", line 615, in _call_client
File "site-packages/calibre/devices/smart_device_app/driver.py", line 657, in _receive_from_client
ControlError: Device responded with incorrect information
Error while trying to open <calibre.devices.smart_device_app.driver.SMART_DEV ICE_APP object at 0x115aefdd0> (Driver: <calibre.devices.smart_device_app.driver.SMART_DEV ICE_APP object at 0x115aefdd0>)
Traceback (most recent call last):
File "site-packages/calibre/gui2/device.py", line 296, in detect_device
File "site-packages/calibre/devices/smart_device_app/driver.py", line 51, in _synchronizer
File "site-packages/calibre/devices/smart_device_app/driver.py", line 1026, in open
File "site-packages/calibre/devices/smart_device_app/driver.py", line 51, in _synchronizer
File "site-packages/calibre/devices/smart_device_app/driver.py", line 615, in _call_client
File "site-packages/calibre/devices/smart_device_app/driver.py", line 657, in _receive_from_client
ControlError: Device responded with incorrect information
2017-03-18 16:51:05.265 Calibre[1955:33215] deliverNotificationWithTitle()
* Notification delivered.
Would there be a way to prevent this freeze in calibre even if the device responds with incorrect information?