Cannot remove DRM with Kindle 1.29.0 (58033) on Mac OS Catalina

Hi I am unable to remove the DRM for Kindle books. Using Kindle 1.29.0 (58033) on Mac OS Catalina with Calibre 4.22.

Please help.

The Calibre Log as follows:

calibre Debug log calibre 4.22 embedded-python: True is64bit: True Darwin-19.6.0-x86_64-i386-64bit Darwin ('64bit', '') ('Darwin', '19.6.0', 'Darwin Kernel Version 19.6.0: Sun Jul 5 00:43:10 PDT 2020; root:xnu-6153.141.1~9/RELEASE_X86_64') Python 2.7.16 OSX: ('10.15.6', ('', '', ''), 'x86_64') Interface language: None Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 33, 0) && DeDRM (6, 8, 0) && Package KFX (from KFX Input) (1, 33, 0) && Kindle Collections (1, 7, 26) && KFX metadata reader (from KFX Input) (1, 33, 0) && KFX Input (1, 33, 0) calibre 4.22 embedded-python: True is64bit: True Darwin-19.6.0-x86_64-i386-64bit Darwin ('64bit', '') ('Darwin', '19.6.0', 'Darwin Kernel Version 19.6.0: Sun Jul 5 00:43:10 PDT 2020; root:xnu-6153.141.1~9/RELEASE_X86_64') Python 2.7.16 OSX: ('10.15.6', ('', '', ''), 'x86_64') Interface language: None Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 33, 0) && DeDRM (6, 8, 0) && Package KFX (from KFX Input) (1, 33, 0) && Kindle Collections (1, 7, 26) && KFX metadata reader (from KFX Input) (1, 33, 0) && KFX Input (1, 33, 0) devicePixelRatio: 1.0 logicalDpi: 72.0 x 72.0 physicalDpi: 109.000001637 x 109.000001637 Using calibre Qt style: True [0.00] Starting up... [0.01] Showing splash screen... [0.19] splash screen shown [0.19] Initializing db... [0.20] db initialized [0.20] Constructing main UI... [0.89] main UI initialized... [0.89] Hiding splash screen Gather KFX-ZIP (from KFX Input) 1.33.0: Importing /Users/--/Documents/My Kindle Content/B015P643WO_EBOK/B015P643WO_EBOK.azw Gather KFX-ZIP (from KFX Input): Gathered 4 file(s) as /var/folders/19/gkyp6j8106bbtwdddkm8c_yh0000gn/C/calibre_4.22.0_tmp_MQNkIw/eMwMZK.kfx-zip DeDRM v6.8.0: Trying to decrypt eMwMZK.kfx-zip Using Library AlfCrypto Python Decrypting KFX-ZIP ebook: eMwMZK Got DSN key from database default_key Got DSN key from database default_key_2 Got DSN key from database default_key_3 Found 3 keys to try after 0.0 seconds Decrypting KFX DRM voucher: amzn1.drm-voucher.v1.eb2bec0f-890d-49e7-bcfd-9a82779f7894.voucher DeDRM v6.8.0: Failed to decrypt with error: Failed to decrypt KFX DRM voucher with any key DeDRM v6.8.0: Looking for new default Kindle Key after 0.0 seconds Found k4Mac kinf2018 file: /Users/--/Library/Application Support/Kindle/storage/.kinf2018 [2.83] splash screen hidden [2.83] Started up in 2.83 seconds with 241 books Decrypted key file using IDString '--' and UserName '--' DeDRM v6.8.0: Found 1 new key Decrypting KFX-ZIP ebook: eMwMZK Got DSN key from database default_key_1 Found 1 keys to try after 0.8 seconds Decrypting KFX DRM voucher: amzn1.drm-voucher.v1.eb2bec0f-890d-49e7-bcfd-9a82779f7894.voucher DeDRM v6.8.0: Ultimately failed to decrypt after 0.8 seconds. Read the FAQs at Harper's repository: https://github.com/apprenticeharper/DeDRM_tools/blob/master/FAQs.md Running file type plugin DeDRM failed with traceback: Traceback (most recent call last): File "site-packages/calibre/customize/ui.py", line 172, in _run_filetype_plugins File "calibre_plugins.dedrm.init", line 625, in run File "calibre_plugins.dedrm.init", line 575, in KindleMobiDecrypt DeDRMError: DeDRM v6.8.0: Ultimately failed to decrypt after 0.8 seconds. Read the FAQs at Harper's repository: https://github.com/apprenticeharper/DeDRM_tools/blob/master/FAQs.md Package KFX (from KFX Input) 1.33.0: Packaging /var/folders/19/gkyp6j8106bbtwdddkm8c_yh0000gn/C/calibre_4.22.0_tmp_MQNkIw/eMwMZK.kfx-zip Processing container: B015P643WO_EBOK.azw Running file type plugin Package KFX (from KFX Input) failed with traceback: Traceback (most recent call last): File "site-packages/calibre/customize/ui.py", line 172, in _run_filetype_plugins File "calibre_plugins.kfx_input.package_filetype", line 21, in run File "calibre_plugins.kfx_input.package_filetype", line 33, in run_kfx File "calibre_plugins.kfx_input.kfxlib.yj_book", line 87, in convert_to_single_kfx File "calibre_plugins.kfx_input.kfxlib.yj_book", line 184, in decode_book File "calibre_plugins.kfx_input.kfxlib.yj_book", line 291, in get_container KFXDRMError: Book container B015P643WO_EBOK.azw has DRM and cannot be converted KFX metadata reader (from KFX Input) activated for /var/folders/19/gkyp6j8106bbtwdddkm8c_yh0000gn/C/calibre_4.22.0_tmp_MQNkIw/EbvNCp_add_books/0/B015P643WO_EBOK.kfx-zip

apprenticeharper / DeDRM_tools

Cannot remove DRM with Kindle 1.29.0 (58033) on Mac OS Catalina #1200