[abe]

calibre, version 8.1.0 . macOS

ERROR: Unhandled exception: <b>OSError</b>:Could not start Listener for IPC at address /var/folders/xm/3yrr6czx6dvf_j2xr_q5n6jw0000gn/C/calibre_8.1.0_tmp_3gqqvmb4/username-calibre-gui.socket with error: QLocalServer::listen: Name error

calibre 8.1 embedded-python: True

macOS-15.3.2-arm64-username-64bit Darwin ('64bit', '')

('Darwin', '24.3.0', 'Darwin Kernel Version 24.3.0: Thu Jan 2 20:24:06 PST 2025; root:xnu-11215.81.4~3/RELEASE_ARM64_T8103')

Python 3.11.5

OSX: ('15.3.2', ('', '', ''), 'arm64')

Interface language: None

EXE path: /Applications/calibre.app/Contents/MacOS/calibre

Successfully initialized third party plugins: DeDRM (7, 2, 1) && Kobo Utilities (2, 21, 1)

Traceback (most recent call last):

File "calibre/gui2/ui.py", line 458, in post_initialize_actions

File "calibre/gui2/listener.py", line 51, in start_listening

OSError: Could not start Listener for IPC at address /var/folders/xm/3yrr6czx6dvf_j2xr_q5n6jw0000gn/C/calibre_8.1.0_tmp_3gqqvmb4/username-calibre-gui.socket with error: QLocalServer::listen: Name error