about preprocess data

[yyh565655555]

hi, thanks for your work. but i met a problem in diffsinger and diffgan both Traceback (most recent call last): File "F:\DiffSinger-main\preprocess.py", line 19, in preprocessor.build_from_path() File "F:\DiffSinger-main\preprocessor\preprocessor.py", line 113, in build_from_path if len(f0) > 0: UnboundLocalError: local variable 'f0' referenced before assignment it bothers me a lot, thanks for your help

[yyh565655555]

@keonlee9420