utf-8 error

[bhandaripratibha06]

file "/usr/lib/python3.8/codecs.py", line 322, in decode
(result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80 in position 64: invalid start byte

This error occurs for the line "processor = SamProcessor.from_pretrained(sam_checkpoint)"