When accessing through IP:PORT I only see a terminal. The autostart of calibre does not seem to work. Starting the gui can be done simply by typing ‘calibre’, after that everything seems to work fine.
After some testing this seems to have been an issue with the container and/or configuration. After deleting the entire config folder & using the image: lscr.io/linuxserver/calibre:arm64v8-arch-version-02a2ceb8 (Calibre version 5.38) the autostart works as expected. This version uses the autostart:
After some further testing with more recent versions (anything later than Calibre 5.38). All containers seem to have the same problem with Openbox giving the error: “Error launching startup command: Failed to close file descriptor for child process (Operation not permitted)”