Error on step 4

[REALalphas]

Files from osz archive exported from osu!lazer. Unpacked and used .osu and .mp3 files.

TypeError: Cannot read property '1' of null
    at parseDiffdata (/content/osumapper/v7.0/load_map.js:79:81)
    at load_map (/content/osumapper/v7.0/load_map.js:676:15)
    at main (/content/osumapper/v7.0/load_map.js:1396:24)
    at Object.<anonymous> (/content/osumapper/v7.0/load_map.js:1484:1)
    at Module._compile (internal/modules/cjs/loader.js:999:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
    at Module.load (internal/modules/cjs/loader.js:863:32)
    at Function.Module._load (internal/modules/cjs/loader.js:708:14)
    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:60:12)
    at internal/main/run_main_module.js:17:47

---------------------------------------------------------------------------
Exception                                 Traceback (most recent call last)
[<ipython-input-23-994af1dafd16>](https://localhost:8080/#) in <cell line: 3>()
      1 from act_newmap_prep import *
      2 
----> 3 step4_read_new_map(uploaded_osu_name);

2 frames
[/content/osumapper/v7.0/act_newmap_prep.py](https://localhost:8080/#) in step4_read_new_map(file_path, divisor)
     26 
     27     start = time.time()
---> 28     read_and_save_osu_tester_file(file_path.strip(), filename="mapthis", divisor=divisor);
     29     end = time.time()

[/content/osumapper/v7.0/audio_tools.py](https://localhost:8080/#) in read_and_save_osu_tester_file(path, filename, json_name, divisor)
    201 
    202 def read_and_save_osu_tester_file(path, filename = "saved", json_name="mapthis.json", divisor=4):
--> 203     osu_dict, wav_file = read_osu_file(path, convert = True, json_name=json_name);
    204     sig, samplerate = librosa.load(wav_file, sr=None, mono=True);
    205     file_len = (sig.shape[0] / samplerate * 1000 - 3000);

[/content/osumapper/v7.0/audio_tools.py](https://localhost:8080/#) in read_osu_file(path, convert, wav_name, json_name)
     36     if(len(result) > 1):
     37         print(result.decode("utf-8"));
---> 38         raise Exception("Map Convert Failure");
     39 
     40     with open(json_name, encoding="utf-8") as map_json:

Exception: Map Convert Failure