'NoneType' object has no attribute 'replace' about ydata-profiling HOT 4 OPEN

import pandas as pd
from ydata_profiling import ProfileReport

df = pd.read_csv("/content/drive/MyDrive/linkdin_Job_data.csv")

report = ProfileReport(df, title='My Data')
report.to_file("my_report.html")

Summarize dataset: 100%
 27/27 [00:09<00:00,  1.72it/s, Completed]
Generate report structure:   0%
 0/1 [00:17<?, ?it/s]
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AttributeError                            Traceback (most recent call last)
[<ipython-input-13-4430cb1792cb>](https://localhost:8080/#) in <cell line: 9>()
      7 # Generate the data profiling report
      8 report = ProfileReport(df, title='My Data')
----> 9 report.to_file("my_report.html")

8 frames
[/usr/local/lib/python3.10/dist-packages/ydata_profiling/report/structure/variables/render_categorical.py](https://localhost:8080/#) in render_categorical_unicode(config, summary, varid)
    137         summary["category_alias_char_counts"].items(), key=lambda x: -len(x[1])
    138     ):
--> 139         category_alias_name = category_alias_name.replace("_", " ")
    140         cats.append(
    141             FrequencyTable(

AttributeError: 'NoneType' object has no attribute 'replace'