During November 2024, CME1909120@XMU.EDU.MY contributed to the mne-tools/mne-python repository by improving the robustness of CNT file loading. They addressed a recurring IndexError that occurred when CNT files lacked annotations, implementing a defensive programming approach in Python to check for annotation existence before accessing elements. This targeted bug fix enhanced the reliability of data processing and file handling workflows, reducing runtime crashes and support overhead for users working with CNT data. The work demonstrated careful attention to edge cases in data ingestion, reflecting a thoughtful application of Python and data processing skills to improve overall workflow stability.