Kobo touch ebook reader not recognized by Calibre

Bug #869666 reported by Wilson Longton
14
This bug affects 3 people
Affects Status Importance Assigned to Milestone
calibre
Invalid
Undecided
Timothy Legge

Bug Description

Never had this problem when I used the old Kobo button reader. Just got a new Kobo touch ebook reader. When I plug it in to my desktop computer (XP sp3), the computer (Windows XP) recognizes Kobo touch reader as the E: drive (and the F: drive, too, if a microSD card is installed), but Calibre does not recognize the Kobo ereader. Regardless of whether or not a microSD card is installed, Calibre gives the following error message:

calibre, version 0.8.21
ERROR: Error: Error communicating with device

unable to open database file

Traceback (most recent call last):
  File "site-packages\calibre\gui2\device.py", line 81, in run
  File "site-packages\calibre\gui2\device.py", line 332, in _books
  File "site-packages\calibre\devices\kobo\driver.py", line 285, in books
  File "site-packages\calibre\devices\kobo\driver.py", line 757, in sync_booklists
  File "site-packages\calibre\devices\kobo\driver.py", line 700, in update_device_database_collections
  File "site-packages\calibre\devices\kobo\driver.py", line 631, in reset_favouritesindex
OperationalError: unable to open database file

Revision history for this message
Timothy Legge (timlegge) wrote :

Weird. Can you confirm that there is a .kobo directory on the device and that it includes a sqlite database. Also, try the normal stuff rebooting windows, turn off and turn on the Kobo.

TIm

Changed in calibre:
assignee: nobody → Timothy Legge (timlegge)
status: New → Triaged
Revision history for this message
Wilson Longton (wlongton) wrote : Re: [Bug 869666] Re: Kobo touch ebook reader not recognized by Calibre
Download full text (15.4 KiB)

Hi Timothy,

I agree. Weird is a good word. Yup, I thought of that one and  rebooted both XP and the Kobo reader. No change.

Here's a bit more info which will illustrate how strange this is. Sorry about the length of this reply, but I'm trying to be thorough. I'm very comfortable with a command prompt, so I'll cut and paste from the DOS shell window to show you what I'm seeing.

After a reboot of both XP & Kobo, I plug in Kobo *without* turning on Calibre. The Kobo reader's main drive is E: drive,  and the microSD is the F: drive. I've now put all my ebooks on the F: drive (the microSD) to simplify things. Thus no ebooks are located on the Kobo main drive, E:    So the DOS dir command for the E: drive returns the following:

 Volume in drive E is KOBOeReader    Serial number is 4E2D:BBB0
 Directory of  E:\*

10/07/2011   4:50         <DIR>    .adobe-digital-editions
10/09/2011   0:38         <DIR>    .kobo
10/08/2011  20:32             282  driveinfo.calibre
10/07/2011   1:01               2  metadata.calibre
            284 bytes in 2 files and 3 dirs    8,192 bytes allocated
  1,342,787,584 bytes free

Change directories to the E:\.kobo\    subdirectory and here is what the dir command returns:

[E:\.kobo]dir

 Volume in drive E is KOBOeReader    Serial number is 4E2D:BBB0
 Directory of  E:\.kobo\*

10/07/2011   4:50         <DIR>    .
10/07/2011   4:50         <DIR>    ..
10/07/2011   6:20         <DIR>    images
10/07/2011   4:50         <DIR>    Kobo
10/07/2011   4:50              75  device.salt.conf
10/09/2011   0:38      10,319,872  KoboReader.sqlite
10/07/2011   7:16           3,399  Trolltech.conf
10/09/2011   0:37              84  version
     10,323,430 bytes in 4 files and 4 dirs    10,334,208 bytes allocated
  1,342,787,584 bytes free

Okay so let's take a look at the F: drive where the ebooks are located. The dir command there returns this (more than 230 ebooks, so this is a long dir):

[F:\]dir

 Volume in drive F is KOBO_BOOKS     Serial number is 3564:3062
 Directory of  F:\*

10/07/2011   0:58         <DIR>    Abulafia, David
10/07/2011   0:58         <DIR>    Ahamed, Liaquat
10/07/2011   0:58         <DIR>    Andrew, Christopher M_
10/07/2011   0:58         <DIR>    Armstrong, Karen
10/07/2011   0:58         <DIR>    Baker, Kage
10/07/2011   0:58         <DIR>    Beard, Henry
10/07/2011   0:58         <DIR>    Beckley, Timothy Green
10/07/2011   0:58         <DIR>    Bell, James Scott
10/07/2011   0:58         <DIR>    Berman, Morris
10/07/2011   0:58         <DIR>    Bickham, Jack M_
10/07/2011   0:58         <DIR>    Bloch, William Goldbloom
10/07/2011   0:58         <DIR>    Bodanis, David
10/07/2011   0:58         <DIR>    Bonner, William & Wiggin, Addison
10/07/2011   0:58         <DIR>    Botham, Noel
10/07/2011   0:58         <DIR>    Boyd, Gregory A_
10/07/2011   0:58         <DIR>    Bradley, James
10/07/2011   0:58         <DIR>    Brands, H. W_
10/07/2011   0:58         <DIR>    Braun, Lilian Jackson
10/07/2011   0:58         <DIR>    Brown, Graham
10/07/2011   0:58         <DIR>    Brown, Mike
10/07/2011   0:58         <DIR>    Brown, Richard
10/07/2011   0:58         <DIR>    Bryson, Bill
10/07/2011   0:58 ...

Revision history for this message
Kovid Goyal (kovid) wrote : Re: calibre bug 869666

I have no experience with Kobos, but from the symptoms you describe it seems
like attempts to access the database file on the card are causing a filesystem
error which in turn causes windows to disconnect the drive.

I suggest reformatting your SD card, trying different cables/USB ports.

Revision history for this message
Wilson Longton (wlongton) wrote : Re: [Bug 869666] Re: calibre bug 869666
Download full text (3.5 KiB)

Thank you for your reply. As you suggested, I reformatted the microSD card (FAT32). I then rebooted both the Kobo touch ebook reader and the desktop computer (Win XPsp3), and after that plugged the Kobo into a different USB port. The Kobo only came with one cable, so I had to use that. No second cable is available to me.

As happened before with an earlier reformat, I was able to successfully load more than 200 ebooks from Calibre to the Kobo. I unplugged the Kobo, and allowed it to process the new content. It's working fine with the newly-installed books. I then plugged the Kobo back into the desktop. Nothing has changed. As happened before Calibre did not recognize the Kobo reader or the books on it. Got the usual Calibre error message:

calibre, version 0.8.21
ERROR: Error: Error communicating with device

unable to open database file

Traceback (most recent call last):
  File "site-packages\calibre\gui2\device.py", line 81, in run
  File "site-packages\calibre\gui2\device.py", line 333, in _books
  File "site-packages\calibre\devices\kobo\driver.py", line 283, in books
  File "site-packages\calibre\devices\kobo\driver.py", line 757, in sync_booklists
  File "site-packages\calibre\devices\kobo\driver.py", line 700, in update_device_database_collections
  File "site-packages\calibre\devices\kobo\driver.py", line 631, in reset_favouritesindex
OperationalError: unable to open database file

So the only things we can say for sure are that the problem, as outlined in my earlier emails, still remains, and that reformatting does not solve the problem.

I am open to further suggestions.

Best regards,

Wil

________________________________
From: KovidGoyal <email address hidden>
To: <email address hidden>
Sent: Saturday, October 8, 2011 10:14:10 PM
Subject: [Bug 869666] Re: calibre bug 869666

I have no experience with Kobos, but from the symptoms you describe it seems
like attempts to access the database file on the card are causing a filesystem
error which in turn causes windows to disconnect the drive.

I suggest reformatting your SD card, trying different cables/USB ports.

--
You received this bug notification because you are subscribed to the bug
report.
https://bugs.launchpad.net/bugs/869666

Title:
  Kobo touch ebook reader not recognized by Calibre

Status in calibre: e-book management:
  Triaged

Bug description:
  Never had this problem when I used the old Kobo button reader.  Just
  got a new Kobo touch ebook reader.  When I plug it in to my desktop
  computer (XPsp3), the computer (Windows XP) recognizes Kobo touch
  reader as the E: drive (and the F: drive, too, if a microSD card is
  installed), but Calibre does not recognize the Koboereader.
  Regardless of whether or not a microSD card is installed, Calibre
  gives the following error message:

  calibre, version 0.8.21
  ERROR: Error: Error communicating with device

  unable to open database file

  Traceback (most recent call last):
    File "site-packages\calibre\gui2\device.py", line 81, in run
    File "site-packages\calibre\gui2\device.py", line 332, in _books
    File "site-packages\calibre\devices\kobo\driver.py", line 285, in books
    File "site-packages\calibre...

Read more...

Revision history for this message
Timothy Legge (timlegge) wrote :
Download full text (4.1 KiB)

Did you do a factory reset?

Tim

On 2011-10-09, at 4:35 PM, Wilson Longton <email address hidden> wrote:

> Thank you for your reply. As you suggested, I reformatted the microSD
> card (FAT32). I then rebooted both the Kobo touch ebook reader and the
> desktop computer (Win XPsp3), and after that plugged the Kobo into a
> different USB port. The Kobo only came with one cable, so I had to use
> that. No second cable is available to me.
>
>
> As happened before with an earlier reformat, I was able to successfully load more than 200 ebooks from Calibre to the Kobo. I unplugged the Kobo, and allowed it to process the new content. It's working fine with the newly-installed books. I then plugged the Kobo back into the desktop. Nothing has changed. As happened before Calibre did not recognize the Kobo reader or the books on it. Got the usual Calibre error message:
>
> calibre, version 0.8.21
> ERROR: Error: Error communicating with device
>
> unable to open database file
>
> Traceback (most recent call last):
> File "site-packages\calibre\gui2\device.py", line 81, in run
> File "site-packages\calibre\gui2\device.py", line 333, in _books
> File "site-packages\calibre\devices\kobo\driver.py", line 283, in books
> File "site-packages\calibre\devices\kobo\driver.py", line 757, in sync_booklists
> File "site-packages\calibre\devices\kobo\driver.py", line 700, in update_device_database_collections
> File "site-packages\calibre\devices\kobo\driver.py", line 631, in reset_favouritesindex
> OperationalError: unable to open database file
>
>
> So the only things we can say for sure are that the problem, as outlined in my earlier emails, still remains, and that reformatting does not solve the problem.
>
> I am open to further suggestions.
>
> Best regards,
>
> Wil
>
>
> ________________________________
> From: KovidGoyal <email address hidden>
> To: <email address hidden>
> Sent: Saturday, October 8, 2011 10:14:10 PM
> Subject: [Bug 869666] Re: calibre bug 869666
>
> I have no experience with Kobos, but from the symptoms you describe it seems
> like attempts to access the database file on the card are causing a filesystem
> error which in turn causes windows to disconnect the drive.
>
> I suggest reformatting your SD card, trying different cables/USB ports.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/869666
>
> Title:
> Kobo touch ebook reader not recognized by Calibre
>
> Status in calibre: e-book management:
> Triaged
>
> Bug description:
> Never had this problem when I used the old Kobo button reader. Just
> got a new Kobo touch ebook reader. When I plug it in to my desktop
> computer (XPsp3), the computer (Windows XP) recognizes Kobo touch
> reader as the E: drive (and the F: drive, too, if a microSD card is
> installed), but Calibre does not recognize the Koboereader.
> Regardless of whether or not a microSD card is installed, Calibre
> gives the following error message:
>
> calibre, version 0.8.21
> ERROR: Error: Error communicating with device
>
> unable to open database file
>
> Traceback (most recent call last):
> File ...

Read more...

Revision history for this message
Wilson Longton (wlongton) wrote :
Download full text (5.7 KiB)

Yes, I did a factory reset.

Wil

________________________________
From: Timothy Legge <email address hidden>
To: <email address hidden>
Sent: Sunday, October 9, 2011 5:34:43 PM
Subject: Re: [Bug 869666] Re: calibre bug 869666

Did you do a factory reset?

Tim

On 2011-10-09, at 4:35 PM, Wilson Longton <email address hidden> wrote:

> Thank you for your reply. As you suggested, I reformatted the microSD
> card (FAT32). I then rebooted both the Kobo touch ebook reader and the
> desktop computer (Win XPsp3), and after that plugged the Kobo into a
> different USB port. The Kobo only came with one cable, so I had to use
> that. No second cable is available to me.
>
>
> As happened before with an earlier reformat, I was able to successfully load more than 200 ebooks from Calibre to the Kobo. I unplugged the Kobo, and allowed it to process the new content. It's working fine with the newly-installed books. I then plugged the Kobo back into the desktop. Nothing has changed. As happened before Calibre did not recognize the Kobo reader or the books on it. Got the usual Calibre error message:
>
> calibre, version 0.8.21
> ERROR: Error: Error communicating with device
>
> unable to open database file
>
> Traceback (most recent call last):
>  File "site-packages\calibre\gui2\device.py", line 81, in run
>  File "site-packages\calibre\gui2\device.py", line 333, in _books
>  File "site-packages\calibre\devices\kobo\driver.py", line 283, in books
>  File "site-packages\calibre\devices\kobo\driver.py", line 757, in sync_booklists
>  File "site-packages\calibre\devices\kobo\driver.py", line 700, in update_device_database_collections
>  File "site-packages\calibre\devices\kobo\driver.py", line 631, in reset_favouritesindex
> OperationalError: unable to open database file
>
>
> So the only things we can say for sure are that the problem, as outlined in my earlier emails, still remains, and that reformatting does not solve the problem.
>
> I am open to further suggestions.
>
> Best regards,
>
> Wil
>
>
> ________________________________
> From: KovidGoyal <email address hidden>
> To: <email address hidden>
> Sent: Saturday, October 8, 2011 10:14:10 PM
> Subject: [Bug 869666] Re: calibre bug 869666
>
> I have no experience with Kobos, but from the symptoms you describe it seems
> like attempts to access the database file on the card are causing a filesystem
> error which in turn causes windows to disconnect the drive.
>
> I suggest reformatting your SD card, trying different cables/USB ports.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/869666
>
> Title:
>  Kobo touch ebook reader not recognized by Calibre
>
> Status in calibre: e-book management:
>  Triaged
>
> Bug description:
>  Never had this problem when I used the old Kobo button reader.  Just
>  got a new Kobo touch ebook reader.  When I plug it in to my desktop
>  computer (XPsp3), the computer (Windows XP) recognizes Kobo touch
>  reader as the E: drive (and the F: drive, too, if a microSD card is
>  installed), but Calibre does not recognize the Koboereader.
>  Regardless of whether or not a microSD card is i...

Read more...

Revision history for this message
Timothy Legge (timlegge) wrote :
Download full text (6.8 KiB)

Hi

Just to confirm, on the kobo you selected settings, device information
and touched the Factory Reset button.

If that is the case, you could try getting windows to do a chkdsk on
the main memory drive of the kobo (not the sdcard). The database it
is attempting to open is on that drive and there is something wrong.

I a check disk does not show any errors and you have done the full
factory reset you may have a defective device.

BTW, are you plugged in dirrectly to the computer (not through a hub
or usb extension cable). The touch is finicky about both.

Tim

On Sun, Oct 9, 2011 at 10:34 PM, Wilson Longton
<email address hidden> wrote:
> Yes, I did a factory reset.
>
> Wil
>
>
> ________________________________
> From: Timothy Legge <email address hidden>
> To: <email address hidden>
> Sent: Sunday, October 9, 2011 5:34:43 PM
> Subject: Re: [Bug 869666] Re: calibre bug 869666
>
> Did you do a factory reset?
>
> Tim
>
>
> On 2011-10-09, at 4:35 PM, Wilson Longton <email address hidden> wrote:
>
>> Thank you for your reply. As you suggested, I reformatted the microSD
>> card (FAT32). I then rebooted both the Kobo touch ebook reader and the
>> desktop computer (Win XPsp3), and after that plugged the Kobo into a
>> different USB port. The Kobo only came with one cable, so I had to use
>> that. No second cable is available to me.
>>
>>
>> As happened before with an earlier reformat, I was able to successfully load more than 200 ebooks from Calibre to the Kobo. I unplugged the Kobo, and allowed it to process the new content. It's working fine with the newly-installed books. I then plugged the Kobo back into the desktop. Nothing has changed. As happened before Calibre did not recognize the Kobo reader or the books on it. Got the usual Calibre error message:
>>
>> calibre, version 0.8.21
>> ERROR: Error: Error communicating with device
>>
>> unable to open database file
>>
>> Traceback (most recent call last):
>>   File "site-packages\calibre\gui2\device.py", line 81, in run
>>   File "site-packages\calibre\gui2\device.py", line 333, in _books
>>   File "site-packages\calibre\devices\kobo\driver.py", line 283, in books
>>   File "site-packages\calibre\devices\kobo\driver.py", line 757, in sync_booklists
>>   File "site-packages\calibre\devices\kobo\driver.py", line 700, in update_device_database_collections
>>   File "site-packages\calibre\devices\kobo\driver.py", line 631, in reset_favouritesindex
>> OperationalError: unable to open database file
>>
>>
>> So the only things we can say for sure are that the problem, as outlined in my earlier emails, still remains, and that reformatting does not solve the problem.
>>
>> I am open to further suggestions.
>>
>> Best regards,
>>
>> Wil
>>
>>
>> ________________________________
>> From: KovidGoyal <email address hidden>
>> To: <email address hidden>
>> Sent: Saturday, October 8, 2011 10:14:10 PM
>> Subject: [Bug 869666] Re: calibre bug 869666
>>
>> I have no experience with Kobos, but from the symptoms you describe it seems
>> like attempts to access the database file on the card are causing a filesystem
>> error which in turn causes windows to disconnect the drive.
>>
>> I suggest reformatting ...

Read more...

Revision history for this message
Wilson Longton (wlongton) wrote :
Download full text (10.2 KiB)

Hi Tim,

Thank you so-o-o much. The Kobo touch reader seems to be working properly with Calibre now. First off, per your suggestion, I stopped using the USB hub and plugged in the Kobo directly to a vacant USB port. Less strangeness. That was progress. Then I unplugged the Kobo and turned off so I could remove the microSD chip. Turned the Kobo back on, plugged it in the USB port and hit the Factory Reset again as you suggested. That went well. Turned off and unplugged the Kobo, reinserted the microSD chip, plugged in and booted up the Kobo. Deleted all files on the microSD chip.

And it was clear sailing from then on. Calibre is now working fine with Kobo. Got more than 200 books loaded and running on the chip. My experience is that Kobo can get a bit strange with too many books loaded on the main drive, so I put all my books on the chip which eliminates any potential conflicts.

My conclusion is that the problem with Calibre not reading the Kobo drives must have been from plugging the Kobo reader into the USB hub. That seems to be what started the mess, as my recollection is that Calibre and Kobo were working okay before then. Thank you for your guidance.

May I make a friendly suggestion?  If the Kobo touch reader is so doggone sensitive about a direct connection to a free USB port, perhaps a few words might be put on the Calibre website warning people about this. Never use a USB hub with a Kobo touch. You might also include the advice to use the Factory Reset for those klutzes (like me) who out of ignorance may have used a USB hub connection not knowing the hub connection (or an extension cable) is an invitation to a Kobo malfunction. Such a warning appears nowhere in the meagre Kobo touch documentation.

Again, thank you so much for your help.

Best regards,

Wil

________________________________
From: Timothy Legge <email address hidden>
To: <email address hidden>
Sent: Sunday, October 9, 2011 10:09:36 PM
Subject: Re: [Bug 869666] Re: calibre bug 869666

Hi

Just to confirm, on the kobo you selected settings, device information
and touched the Factory Reset button.

If that is the case, you could try getting windows to do a chkdsk on
the main memory drive of the kobo (not the sdcard).  The database it
is attempting to open is on that drive and there is something wrong.

I a check disk does not show any errors and you have done the full
factory reset you may have a defective device.

BTW, are you plugged in dirrectly to the computer (not through a hub
or usb extension cable).  The touch is finicky about both.

Tim

On Sun, Oct 9, 2011 at 10:34 PM, Wilson Longton
<email address hidden> wrote:
> Yes, I did a factory reset.
>
> Wil
>
>
> ________________________________
> From: Timothy Legge <email address hidden>
> To: <email address hidden>
> Sent: Sunday, October 9, 2011 5:34:43 PM
> Subject: Re: [Bug 869666] Re: calibre bug 869666
>
> Did you do a factory reset?
>
> Tim
>
>
> On 2011-10-09, at 4:35 PM, Wilson Longton <email address hidden> wrote:
>
>> Thank you for your reply. As you suggested, I reformatted the microSD
>> card (FAT32). I then rebooted both the Kobo touch ebook reader and the
>> desktop computer (Win XPsp3), and aft...

Kovid Goyal (kovid)
Changed in calibre:
status: Triaged → Invalid
Revision history for this message
Geoff Lee (geoff-modulate) wrote :

Hi,

I'm getting more or less the same error. Kobo Touch V1.9.16

PC, Intel i920. Windows XP SP3.

Kobo connected directlyto a USB port with supplied cable.

I've tried a factory reset and I'm still getting the same error. Oddly, whatever the cause, I haven't had the same thing happen with the Kobo desktop software or when placing files directly as an external drive.

calibre, version 0.8.37
ERROR: Error: Error communicating with device

(2, 'GetDiskFreeSpace', 'The system cannot find the file specified.')

Traceback (most recent call last):
  File "site-packages\calibre\gui2\device.py", line 81, in run
  File "site-packages\calibre\gui2\device.py", line 411, in _upload_books
  File "site-packages\calibre\devices\usbms\driver.py", line 252, in upload_books
  File "site-packages\calibre\devices\usbms\device.py", line 991, in _sanity_check
  File "site-packages\calibre\devices\usbms\device.py", line 175, in free_space
  File "site-packages\calibre\devices\usbms\device.py", line 133, in _windows_space
error: (2, 'GetDiskFreeSpace', 'The system cannot find the file specified.')

Any ideas?

Geoff

Revision history for this message
Geoff Lee (geoff-modulate) wrote :

I heard back from Kobo tech support. They are pinning this firmly on Calibre...to the point they said, "Don't use Calibre...use Adobe Digital Editions".

Anybody any idea what is happening? To be fair, it only seems to happen when using Calibre.

Revision history for this message
kevin alexander (klalexander) wrote :

Same error, here is the debug log. Not sure what happened, calibre worked like a charm the first couple of times I used it, this only started with the third and subsequent connections. I have several books on the calibre that work fine, show up in explore and on the kobo touch itself, but not in calibre.

calibre Debug log
calibre 0.9.26 isfrozen: True is64bit: False
Windows-post2008Server-6.2.9200 Windows ('32bit', 'WindowsPE')
('Windows', 'post2008Server', '6.2.9200')
Python 2.7.3
Windows: ('post2008Server', '6.2.9200', '', 'Multiprocessor Free')
Qt: Untested Windows version 6.2 detected!
Starting up...
Started up in 9.82 seconds with 122 books
Job: 1 Get device information started
DeviceJob: 1 Get device information done, calling callback
DeviceJob: 1 Get device information callback returned
Job: 2 Get list of books on device started
DEBUG: 0.0 KoboTouch:books - oncard='None'
DEBUG: 0.0 KoboTouch:books - prefix='None'
DEBUG: 0.0 Version of driver: (2, 0, 7) Has kepubs: True
DEBUG: 0.0 Version of firmware: 2.4.0 Has kepubs: True
DEBUG: 0.0 [u'', False, False, False, False, False, False, False, False, False, False, u'']
DEBUG: 0.0 KoboTouch:books - set_debugging_title to
DEBUG: 0.0 KoboTouch:books - length bl=0
DEBUG: 0.1 KoboTouch:books - length bl after sync=25
DEBUG: 0.1 KoboTouch:books - reading device database
DEBUG: 0.1 Database Version=71
DEBUG: 0.1 KoboTouch:books - shelf list: [u'classics', u'history', u'stephen king']
DEBUG: 0.1 KoboTouch:books - query= select Title, Attribution, DateCreated, ContentID, MimeType, ContentType, ImageID, ReadStatus, ___ExpirationStatus, FavouritesIndex, Accessibility, IsDownloaded, Series, SeriesNumber, ___UserID from content where BookID is Null and ((Accessibility = -1 and IsDownloaded in ('true', 1)) or (Accessibility in (1,2)) ) and not ((___ExpirationStatus=3 or ___ExpirationStatus is Null) )
DeviceJob: 2 Get list of books on device done, calling callback
database disk image is malformed

Traceback (most recent call last):
  File "site-packages\calibre\gui2\device.py", line 85, in run
  File "site-packages\calibre\gui2\device.py", line 470, in _books
  File "site-packages\calibre\devices\kobo\driver.py", line 1658, in books
DatabaseError: database disk image is malformed

DeviceJob: 2 Get list of books on device callback returned
Job: 2 Get list of books on device finished
database disk image is malformed

 Traceback (most recent call last):
   File "site-packages\calibre\gui2\device.py", line 85, in run
   File "site-packages\calibre\gui2\device.py", line 470, in _books
   File "site-packages\calibre\devices\kobo\driver.py", line 1658, in books
 DatabaseError: database disk image is malformed

Job: 1 Get device information finished
No details available.

Revision history for this message
Bob Merhebi (bobmerhebi) wrote :

I can see that the latest versions of Calibre (1.8 & 1.9) detect the Kobo Touch as a Kobo Touch/Glo/Mini/Aura HD
Calibre also recognizes the library in Kobo and determines those displays whether they are in the Calibre library or not, as well as displaying to which collection(s) each book is in.

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