During November 2025, Mohamed contributed to the MariaDB/server repository by focusing on reliability improvements for data import workflows. He addressed a bug in the SOURCE command, refining the batch_readline_init function to provide clearer error messages when file operations failed, particularly for directories and block devices. Using C++ and leveraging his skills in error handling and file I/O, Mohamed enhanced the diagnosability of import failures, making it easier for users to identify and resolve issues. His targeted fix improved error reporting without introducing new features or stability risks, demonstrating a careful, incremental approach to maintaining and improving existing database functionality.