Error while saving book

[Fabrizio Cacicia]

calibre, version 6.18.0
WARNING: Error while saving: Failed to update metadata in some books, click "Show details" for more information

Failed to update the metadata in the PDF format of: Information Theory: From Coding to Learning by Yuri Polyanskiy, with error:
    Traceback (most recent call last):
      File "calibre/utils/podofo/__init__.py", line 36, in set_metadata
      File "calibre/utils/ipc/simple_worker.py", line 255, in fork_job
      File "calibre/utils/ipc/simple_worker.py", line 180, in run_job
      File "calibre/utils/ipc/simple_worker.py", line 119, in communicate
    calibre.utils.ipc.simple_worker.WorkerError: Worker failed

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "calibre/customize/ui.py", line 488, in set_file_type_metadata
      File "calibre/customize/builtins.py", line 525, in set_metadata
      File "calibre/ebooks/metadata/pdf.py", line 185, in set_metadata
      File "calibre/utils/podofo/__init__.py", line 40, in set_metadata
    Exception: Failed to set PDF metadata in (Information Theory: From Coding to Learning): Traceback (most recent call last):
      File "calibre/utils/ipc/simple_worker.py", line 303, in main
      File "calibre/utils/podofo/__init__.py", line 94, in set_metadata_
      File "calibre/utils/podofo/__init__.py", line 16, in get_podofo
    ImportError: dlopen(/Applications/calibre.app/Contents/Frameworks/plugins/podofo.so, 0x0002): Library not loaded: @rpath/libpodofo.1.dylib
      Referenced from: <923B7602-81AE-399E-B752-36B066997FF2> /Applications/calibre.app/Contents/Frameworks/plugins/podofo.so
      Reason: tried: '/usr/local/lib/libpodofo.1.dylib' (no such file), '/usr/lib/libpodofo.1.dylib' (no such file, not in dyld cache)

Further information:
MacOS 13.3.1 (22E261)

[Kovid Goyal (kovid)]

Fixed in branch master. The fix will be in the next release. calibre is usually released every alternate Friday.