Missing Module `fairseq2.assets.error

While running the script `prepare_wikipedia.py`, I encountered the following error:

It appears that the module `fairseq2.assets.error` is being imported but is not present in the repository.

**Steps to Reproduce:**
1. Clone the repository.
2. Install the dependencies
3. Run `python prepare_wikipedia.py`.
4. The error occurs.

**The Error**
`2025-04-02 03:43 INFO 15260:numexpr.utils - NumExpr defaulting to 2 threads.
2025-04-02 03:43:07.263072: E external/local_xla/xla/stream_executor/cuda/cuda_fft.cc:477] Unable to register cuFFT factory: Attempting to register factory for plugin cuFFT when one has already been registered
WARNING: All log messages before absl::InitializeLog() is called are written to STDERR
E0000 00:00:1743565387.283834 15260 cuda_dnn.cc:8310] Unable to register cuDNN factory: Attempting to register factory for plugin cuDNN when one has already been registered
E0000 00:00:1743565387.291319 15260 cuda_blas.cc:1418] Unable to register cuBLAS factory: Attempting to register factory for plugin cuBLAS when one has already been registered
2025-04-02 03:43:07.312556: I tensorflow/core/platform/cpu_feature_guard.cc:210] This TensorFlow binary is optimized to use available CPU instructions in performance-critical operations.
To enable the following instructions: AVX2 AVX512F FMA, in other operations, rebuild TensorFlow with the appropriate compiler flags.
Traceback (most recent call last):
File "/content/large_concept_model/scripts/prepare_wikipedia.py", line 13, in
from stopes.modules.preprocess.sonar_text_embedding import (
File "/usr/local/lib/python3.11/dist-packages/stopes/modules/preprocess/sonar_text_embedding.py", line 17, in
from fairseq2.assets.error import AssetError
ModuleNotFoundError: No module named 'fairseq2.assets.error'`

Thank you.