unable to run successfully when I run main.py

[ethio-artifical]

i got an error when i run the main,py

have got the same problem guys like this???

Traceback (most recent call last):
File "F:\code\VAC_CSLR-main1\main.py", line 219, in
processor = Processor(args)
File "F:\code\VAC_CSLR-main1\main.py", line 33, in init
self.model, self.optimizer = self.loading()
File "F:\code\VAC_CSLR-main1\main.py", line 99, in loading
model = model_class(
File "F:\code\VAC_CSLR-main1\slr_network.py", line 52, in init
self.decoder = utils.Decode(gloss_dict, num_classes, 'beam')
File "F:\code\VAC_CSLR-main1\utils\decode.py", line 19, in init
self.ctc_decoder = ctcdecode.CTCBeamDecoder(vocab, beam_width=10, blank_id=blank_id,
AttributeError: module 'ctcdecode' has no attribute 'CTCBeamDecoder'

[ycmin95]

You can check whether you successfully install ctcdecode.