Update app.py

app.py

@@ -106,8 +106,12 @@ def inference(file_name, _clear_punctuation_references, _clear_punctuation_predi
         raise gr.Error("Please paste your JSON file.")
 
     df = pl.read_ndjson(file_name)
-
+    total_rows = len(df)
     df = df.drop_nulls()
+    filtered_rows = len(df)
+
+    if total_rows != filtered_rows:
+        gr.Info(f"Total rows in the file: {total_rows}, but after dropping rows with NULL values there are: {filtered_rows} rows. Seems like a corrupted file.")
 
     required_columns = [
         "filename",