[v1.8.6] XLRDError - C:\Python34\lib\site-packages\xlrd\book.py:1265

OpenNumismat: 1.8.6
OS: Windows 10 (10.0.18362)
Python: 3.4.4 (32bit)
Qt: 5.5.1
Locale: ru

Traceback (most recent call last):
File "OpenNumismat\MainWindow.py", line 635, in importUcoin2
File "OpenNumismat\Collection\Import\__init__.py", line 127, in importData
File "OpenNumismat\Collection\Import\Excel.py", line 128, in _connect
File "C:\Python34\lib\site-packages\xlrd\__init__.py", line 162, in open_workbook
File "C:\Python34\lib\site-packages\xlrd\book.py", line 91, in open_workbook_xls
File "C:\Python34\lib\site-packages\xlrd\book.py", line 1271, in getbof
File "C:\Python34\lib\site-packages\xlrd\book.py", line 1265, in bof_error
xlrd.biffh.XLRDError: Unsupported format, or corrupt file: Expected BOF record; found b'"\xd0\xa1\xd1\x82\xd1\x80\xd0'