callibre cannot find my kindle fire Hd

calibre 1.33 isfrozen: True is64bit: False
Windows-7-6.1.7601-SP1 Windows ('32bit', 'WindowsPE')
32bit process running on 64bit windows
('Windows', '7', '6.1.7601')
Python 2.7.5
Windows: ('7', '6.1.7601', 'SP1', 'Multiprocessor Free')
USB devices on system:
[u'usb\\root_hub20&vid8086&pid1e26&rev0004',
u'usb\\root_hub20&vid8086&pid1e2d&rev0004',
u'usb\\vid_040a&pid_4041&rev_0001',
u'usb\\vid_040a&pid_4041&rev_0001&mi_00',
u'usb\\vid_040a&pid_4041&rev_0001&mi_01',
u'usb\\vid_040a&pid_4041&rev_0001&mi_02',
u'usb\\vid_045e&pid_0745&rev_0634',
u'usb\\vid_045e&pid_0745&rev_0634&mi_00',
u'usb\\vid_045e&pid_0745&rev_0634&mi_01',
u'usb\\vid_045e&pid_0745&rev_0634&mi_02',
u'usb\\vid_045e&pid_0780&rev_0170',
u'usb\\vid_045e&pid_0780&rev_0170&mi_00',
u'usb\\vid_045e&pid_0780&rev_0170&mi_01',
u'usb\\vid_07ab&pid_fcfe&rev_0001',
u'usb\\vid_8087&pid_0024&rev_0000',
u'usb\\vid_8087&pid_0024&rev_0000']
Unable to get free space for drive: H
(21, 'GetDiskFreeSpaceEx', 'The device is not ready.')
Drives detected:

No disabled plugins
Looking for devices of type: MTP_DEVICE
The Windows WPD service says there are no portable devices connected

Looking for devices...

Devices possibly connected: None


Copy these values to the clipboard, paste them into an editor, then enter them into the USER_DEVICE by customising the device plug-in in Preferences->Plug-ins. Remember to also enter the folders where you want the books to be put. You must restart Calibre for your changes to take effect.


this is what its saying on the debug

I am not computer literate !!!! Please help.