Сервер перестал сканировать директорию с книгами

Startup once book-scan.
2018-02-27 15:23:44,930 INFO ***** Starting sopds-scan...
2018-02-27 15:23:44,930 DEBUG OPTIONS SET
2018-02-27 15:23:44,932 DEBUG root_lib = /opt/sopds/books/
2018-02-27 15:23:44,933 DEBUG fb2toepub =
2018-02-27 15:23:44,935 DEBUG fb2tomobi =
2018-02-27 15:23:44,936 DEBUG temp_dir = /opt/sopds/tmp
2018-02-27 15:23:44,938 INFO FB2SAX = True
2018-02-27 15:23:44,945 DEBUG Attempt to add book ./usaw_v1_wolftales.fb2
2018-02-27 15:23:44,950 DEBUG Book ./usaw_v1_wolftales.fb2 Already in DB.
2018-02-27 15:23:44,952 DEBUG Attempt to add book ./\udcc4\udcec\udce8\udcf2\udcf0\udce8\udce9 \udcc3\udceb\udcf3\udcf5\udcee\udce2\udcf1\udcea\udce8\udce9 1 \udccc\udce5\udcf2\udcf0\udcee 2033.fb2
Traceback (most recent call last):
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 79, in execute
return super(CursorDebugWrapper, self).execute(sql, params)
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 64, in execute
return self.cursor.execute(sql, params)
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/sqlite3/base.py", line 328, in execute
return Database.Cursor.execute(self, query, params)
UnicodeEncodeError: 'utf-8' codec can't encode character '\udcc4' in position 0: surrogates not allowed

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "/usr/local/lib/python3.5/dist-packages/django/core/management/__init__.py", line 364, in execute_from_command_line
utility.execute()
File "/usr/local/lib/python3.5/dist-packages/django/core/management/__init__.py", line 356, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/usr/local/lib/python3.5/dist-packages/django/core/management/base.py", line 283, in run_from_argv
self.execute(*args, **cmd_options)
File "/usr/local/lib/python3.5/dist-packages/django/core/management/base.py", line 330, in execute
output = self.handle(*args, **options)
File "/opt/sopds/opds_catalog/management/commands/sopds_scanner.py", line 57, in handle
self.scan()
File "/opt/sopds/opds_catalog/management/commands/sopds_scanner.py", line 80, in scan
scanner.scan_all()
File "/opt/sopds/opds_catalog/sopdscan.py", line 107, in scan_all
self.processfile(name,full_path,file,None,0,file_size)
File "/opt/sopds/opds_catalog/sopdscan.py", line 206, in processfile
if opdsdb.findbook(name, rel_path, 1) == None:
File "/opt/sopds/opds_catalog/opdsdb.py", line 193, in findbook
book = Book.objects.get(filename=name[:SIZE_BOOK_FILENAME], path=path[:SIZE_BOOK_PATH])
File "/usr/local/lib/python3.5/dist-packages/django/db/models/manager.py", line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/usr/local/lib/python3.5/dist-packages/django/db/models/query.py", line 374, in get
num = len(clone)
File "/usr/local/lib/python3.5/dist-packages/django/db/models/query.py", line 232, in __len__
self._fetch_all()
File "/usr/local/lib/python3.5/dist-packages/django/db/models/query.py", line 1118, in _fetch_all
self._result_cache = list(self._iterable_class(self))
File "/usr/local/lib/python3.5/dist-packages/django/db/models/query.py", line 53, in __iter__
results = compiler.execute_sql(chunked_fetch=self.chunked_fetch)
File "/usr/local/lib/python3.5/dist-packages/django/db/models/sql/compiler.py", line 899, in execute_sql
raise original_exception
File "/usr/local/lib/python3.5/dist-packages/django/db/models/sql/compiler.py", line 889, in execute_sql
cursor.execute(sql, params)
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/utils.py", line 83, in execute
sql = self.db.ops.last_executed_query(self.cursor, sql, params)
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/sqlite3/operations.py", line 135, in last_executed_query
params = self._quote_params_for_last_executed_query(params)
File "/usr/local/lib/python3.5/dist-packages/django/db/backends/sqlite3/operations.py", line 124, in _quote_params_for_last_executed_query
return cursor.execute(sql, params).fetchone()
UnicodeEncodeError: 'utf-8' codec can't encode character '\udcc4' in position 0: surrogates not allowed

Теперь видно, что сканер не может добавить книгу с именем
2018-02-27 15:23:44,952 DEBUG Attempt to add book ./\udcc4\udcec\udce8\udcf2\udcf0\udce8\udce9 \udcc3\udceb\udcf3\udcf5\udcee\udce2\udcf1\udcea\udce8\udce9 1 \udccc\udce5\udcf2\udcf0\udcee 2033.fb2

Либо удалите ее, либо нужно разобраться с тем почему в Вашей системе это наименование не удовлетворяет используемому кодеку UTF-8

Книга была названа по русски, аббривиатура разделенная точками. Операционка видимо не смогла опознать кодировку. Переименовал транслейтом без точек все прошло гладко. Спасибо