Successfully initialized third party plugins: DeDRM (6, 6, 3) To learn more about DRM and why you cannot read or convert this book in Calibre, click here.' My Environment Calibre: 3.48 Kindle: Version DeDRM: 6.6.3 Log Log Title calibre Debug logĬalibre 3.48 embedded-python: True is64bit: Trueĭarwin-16.7.0-x86_64-i386-64bit Darwin ('64bit', '') I get the error 'This book is locked by DRM. Everything imported 9 February or later will not open. Everything imported prior to 9 February DeDRMed as expected. As such, cannot upgrade Calibre beyond 3.48. Running Mac OS 10.12 Sierra (because I've upgraded to Mavericks twice and High Sierra once and hated it all 3 times so downgraded back to Sierra, but it may be time to bite the bullet there). Not sure what additional details are needed. The Title and The Log Title are setted correctly.
