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• I have searched the existing issues
• I spend at least 5 minutes for thinking and preparing
• I have thoroughly and completely read the wiki.
• I have carefully checked the issue, and it is unrelated to the network environment.

Environment

version:latest

Describe the bug

2025-02-22 20:18:46 KeyError: 'cmap'
2025-02-22 20:18:46
2025-02-22 20:18:46 ../usr/local/lib/python3.12/site-packages/pymupdf/init.py:276:exception_info(): exception_info:
2025-02-22 20:18:46 ../usr/local/lib/python3.12/site-packages/pymupdf/init.py:277:exception_info(): Traceback (most recent call last):
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/pymupdf/utils.py", line 5698, in build_subset
2025-02-22 20:18:46 fts.main(args)
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/misc/loggingTools.py", line 375, in wrapper
2025-02-22 20:18:46 return func(*args, **kwds)
2025-02-22 20:18:46 ^^^^^^^^^^^^^^^^^^^
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/subset/init.py", line 3813, in main
2025-02-22 20:18:46 subsetter.subset(font)
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/subset/init.py", line 3601, in subset
2025-02-22 20:18:46 self._prune_post_subset(font)
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/subset/init.py", line 3554, in _prune_post_subset
2025-02-22 20:18:46 new_uniranges = font[tag].recalcUnicodeRanges(font, pruneOnly=True)
2025-02-22 20:18:46 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/ttLib/tables/O_S_2f_2.py", line 338, in recalcUnicodeRanges
2025-02-22 20:18:46 for table in ttFont["cmap"].tables:
2025-02-22 20:18:46 ~~~~~~^^^^^^^^
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/ttLib/ttFont.py", line 461, in getitem
2025-02-22 20:18:46 table = self._readTable(tag)
2025-02-22 20:18:46 ^^^^^^^^^^^^^^^^^^^^
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/ttLib/ttFont.py", line 468, in _readTable
2025-02-22 20:18:46 data = self.reader[tag]
2025-02-22 20:18:46 ~~~~~~~~~~~^^^^^
2025-02-22 20:18:46 File "/usr/local/lib/python3.12/site-packages/fontTools/ttLib/sfnt.py", line 109, in getitem
2025-02-22 20:18:46 entry = self.tables[Tag(tag)]
2025-02-22 20:18:46 ~~~~~~~~~~~^^^^^^^^^^
2025-02-22 20:18:46 KeyError: 'cmap'

To Reproduce

1. execute '...'
2. select '....'
3. see errors

Expected behavior

No response

Relevant log output

Origin PDF file

No response

Anything else?

No response