Traceback (most recent call last):

 "/Users/maorbarkan/PlexConnect/XMLConverter.py", line 561, in XML_ExpandLine
res = getattr(g_CommandCollection, 'ATTRIB_'+cmd)(src, srcXML, param)

 "/Users/maorbarkan/PlexConnect/XMLConverter.py", line 1076, in ATTRIB_getDurationString
min = int(duration)/1000/60ValueError: invalid literal for int() with base 10: ''
Traceback (most recent call last):


 "site-packages\calibre\customize\ui.py", line 172, in _run_filetype_plugins


 "calibre_plugins.kfx_input.package_filetype", line 21, in run


 "calibre_plugins.kfx_input.package_filetype", line 32, in run_kfx


 "calibre_plugins.kfx_input.kfxlib.yj_book", line 83, in convert_to_single_kfx


 "calibre_plugins.kfx_input.kfxlib.yj_book", line 202, in decode_book


 "calibre_plugins.kfx_input.kfxlib.yj_book", line 309, in get_container
KFXDRMError: Book container Fooled by Randomness_ The Hidden Role of Chance in Life and in the Markets_B002RI9BH6.kfx has DRM and cannot be converted
